| Organization | Links | Recs | Related | Infra | Image |
|---|
| D. Appleton & Co | 1 | | | | |
| D. Goff and Sons | 2 | 8 | | | |
| D. M. Osborne and Co | 1 | 4 | | | |
| D. Mason and Co | 1 | | | | |
| Daily Advertiser | 1 | 4 | | | |
| Dallas Cowboys | 1 | | | | |
| Dallas Cowboys (NFL) | 1 | | | | |
| Dallas Electric Co | 8 | 18 | | | |
| Dallas Ice and Fuel Co | 1 | 17 | | |  |
| Dallas Mavericks | 1 | | | | |
| Danbury and Norwalk Railroad | 1 | 36 | | | |
| Danish Brotherhood | 1 | | | | |
| Danish Ladies Club | 1 | | | | |
| Dansville and Mount Morris Railroad | 2 | 10 | | | |
| Danville and New River Railroad | 1 | 4 | | | |
| Danville and Western Railway | 1 | 10 | | | |
| Danville Manufactory & Nail Works | 1 | | | | |
| Danville, Mocksville and Southwestern Railroad | 1 | 3 | | | |
| DAR | 1 | | | | |
| Daughters of 1812 | 2 | | | | |
| Daughters of the American Revolution | 19 | 16 | | | |
| Daughters of the Confederacy | 1 | | | | |
| Daughters of the Republic of Texas | 1 | | | | |
| Daughters of Union Veterans | 1 | | | | |
| Dauphin and Susquehanna Railroad | 1 | 11 | | | |
| Davenport Academy of Sciences | 1 | 14 | | | |
| Davis Supply Co | 1 | 4 | | | |
| Davol Mills | 1 | 9 | | | |
| Dayton and Michigan Railroad | 3 | 27 | | | |
| Dayton and Southeastern Railroad | 1 | 7 | | | |
| Dayton Hudson Corp/Target Corp | 5 | | | | |
| DC Library Association | 1 | 17 | | | |
| Dedham Electric Co | 2 | 3 | | | |
| Deep Waterways Commission | 1 | | | | |
| Defiance Gas and Electric Co | 1 | 11 | 1 | | |
| Delamater Iron Works | 1 | | | 🚂 | |
| Delaware and Atlantic Telegraph and Telephone Co | 2 | 4 | | | |
| Delaware and Hudson Canal Co | 2 | 36 | | | |
| Delaware and Hudson Co | 4 | 80 | | | |
| Delaware and Hudson Railway | 4 | 81 | | 🚂 | |
| Delaware Constitutional Convention | 1 | | | | |
| Delaware Insurance Co | 1 | 1 | | | |
| Delaware Insurance Co of Philadelphia | 4 | 33 | | |  |
| Delaware Railroad | 5 | 29 | 1 | | |
| Delaware River Iron Ship Building and Engine Works | 3 | 5 | 3 | 🚂 | |
| Delaware River Railroad | 1 | 6 | 1 | | |
| Delaware Womens Hall of Fame | 5 | | | | |
| Delaware, Lackawanna and Western Coal Co | 2 | 15 | | | |
| Delaware, Lackawanna and Western Railroad | 14 | 239 | | 🚂 | |
| Delaware, Susquehanna and Schuylkill Railroad | 1 | 13 | | | |
| delegate to the Continental Congress | 1 | | | | |
| Delphos and Kokomo Railroad | 1 | 2 | | | |
| Delray Connecting Railroad | 1 | 22 | | | |
| Delta Chi | 1 | | | | |
| Delta Kappa Epsilon | 16 | | | | |
| Delta Upsilon | 3 | | | | |
| Democratic National Committee | 19 | | | | |
| Democratic Party | 8 | | | | |
| Denver and Rio Grande Railroad | 8 | 1309 | 1 | | |
| Denver and Rio Grande Western Railway | 5 | 70 | | | |
| Denver and South Park Railroad | 1 | 4 | | | |
| Denver Broncos (NFL) | 1 | | | | |
| Denver Gas and Electric Co | 1 | 17 | | | |
| Denver National Bank | 1 | 18 | | |  |
| Denver Pacific Railway | 1 | 5 | | | |
| Denver Post | 1 | | | | |
| Denver, Memphis and Atlantic Railroad | 1 | 3 | | | |
| Denver, South Park and Pacific Railway | 1 | 9 | | 🚂 | |
| Department of Agriculture | 1 | 1 | | | |
| Department of Bridges | 1 | | | | |
| Department of Engraving | 1 | | | | |
| Department of Health | 1 | | | | |
| Department of Highways | 1 | | | | |
| Department of Parks | 1 | 1 | | | |
| Department of Roads | 1 | | | | |
| Department of the Lakes | 2 | | | | |
| Department of the Pacific | 2 | | | | |
| Department of the Platte | 4 | | | | |
| Department of the West | 2 | | | | |
| Department of Transportation | 1 | | | | |
| Depot of Charts and Instruments | 1 | | | | |
| Derby Desk Co | 1 | 4 | | | |
| Des Moines and Fort Dodge Railroad | 2 | 14 | | | |
| Des Moines Gas Co | 2 | 7 | | | |
| Des Moines Navigation and Railroad Co | 1 | 11 | | | |
| Des Moines Northern and Western Railway | 1 | 12 | | 🚂 | |
| Des Moines Union Railway | 1 | 17 | | | |
| Des Moines Valley Railroad | 1 | 28 | | | |
| Deseret News | 1 | 1 | | | |
| Despatch Heat, Light and Power Co | 3 | 15 | 1 | | |
| Detroit and Bay City Railroad | 27 | 68 | | | |
| Detroit and Charlevoix Railroad | 5 | 20 | | | |
| Detroit and Chicago Railroad | 13 | 23 | | | |
| Detroit and Huron Railroad | 4 | 6 | | | |
| Detroit and Lake St Clair Railroad | 2 | 7 | | | |
| Detroit and Maumee Railroad | 1 | 9 | | | |
| Detroit and Milwaukee Railroad | 6 | 67 | | | |
| Detroit and Northwestern Railroad | 1 | 7 | | | |
| Detroit and Port Huron Shore Line Railroad | 3 | 28 | | | |
| Detroit and South Lyon Railroad | 1 | 5 | | | |
| Detroit and State Line Railroad | 1 | 12 | | | |
| Detroit and State Line Wabash Railroad | 2 | 5 | | | |
| Detroit and Suburban Gas Co | 1 | 4 | | | |
| Detroit and Toledo Railroad | 1 | 18 | | | |
| Detroit and Toledo Shore Line Railroad | 7 | 24 | 1 | | |
| Detroit Belt Line Railroad | 7 | 16 | | | |
| Detroit Belt Railroad | 2 | 7 | | | |
| Detroit Belt Railway and Depot | 3 | 6 | | | |
| Detroit City Gas Co | 1 | 12 | 1 | | |
| Detroit Copper Mining Co of Arizona | 3 | 10 | 1 | | |
| Detroit Edison Co | 1 | 12 | 1 | | |
| Detroit Free Press | 2 | 7 | | | |
| Detroit Lions | 3 | | | | |
| Detroit Manufacturers Railway | 2 | 13 | | | |
| Detroit Medical and Library Association | 1 | 45 | | | |
| Detroit Monroe Toledo Railroad | 1 | 2 | | | |
| Detroit News | 1 | 3 | | | |
| Detroit Pressed Steel Co | 1 | | | | |
| Detroit River Tunnel Co | 7 | 17 | | | |
| Detroit Southern Railroad | 1 | 36 | | | |
| Detroit Street Railway | 4 | 8 | | | |
| Detroit Suburban Railway | 2 | 6 | | | |
| Detroit Terminal Railroad | 10 | 30 | | | |
| Detroit Tigers | 15 | | | | |
| Detroit Transit Railroad | 1 | 14 | | | |
| Detroit United Railway | 3 | 48 | | | |
| Detroit, Adrian, Logansport and St Louis Railroad | 1 | 9 | | | |
| Detroit, Almont and Northern Railroad | 1 | 5 | | | |
| Detroit, Bay City and Alpena Railroad | 3 | 25 | | | |
| Detroit, Butler and St Louis Railroad | 3 | 8 | | | |
| Detroit, Delray and Dearborn Railroad | 6 | 11 | | | |
| Detroit, Flint and Saginaw Railroad | 1 | 11 | | | |
| Detroit, Grand Haven and Milwaukee Railway | 10 | 79 | 1 | | |
| Detroit, Grand Rapids and Western Railroad | 8 | 25 | | | |
| Detroit, Hillsdale and Indiana Railroad | 1 | 23 | | | |
| Detroit, Hillsdale and Southwestern Railroad | 5 | 52 | | | |
| Detroit, Jackson and Chicago Railroad | 2 | 12 | | | |
| Detroit, Lansing and Lake Michigan Railroad | 7 | 28 | | | |
| Detroit, Lansing and Northern Railroad | 15 | 87 | | |  |
| Detroit, Mackinaw and Marquette Railroad | 6 | 21 | | | |
| Detroit, Monroe and Toledo Railroad | 18 | 58 | | |  |
| Detroit, Monroe and Toledo Short Line Railroad | 3 | 23 | | | |
| Detroit, Mt Clemens and Marine City Railroad | 3 | 7 | | | |
| Detroit, Toledo and Ironton Railroad | 1 | 61 | | | |
| Detroit, Toledo and Jackson Railroad | 1 | 7 | | | |
| Detroit, Toledo and Milwaukee Railroad | 9 | 32 | | | |
| Diamond National Bank of Pittsburgh | 1 | 15 | | | |
| Diamond State Telephone Co | 3 | 6 | 1 | | |
| Dime Savings and Banking Co of Cleveland | 1 | 17 | | | |
| Dime Savings Bank of Brooklyn | 2 | 22 | | | |
| Dime Savings Bank of Hartford | 4 | 27 | | | |
| Dime Savings Bank of Norwich | 2 | 13 | | | |
| Dime Savings Bank of Wallingford | 1 | 1 | | | |
| Disabled American Veterans | 1 | | | | |
| Distillers Securities Co | 1 | 15 | | | |
| District National Bank of Washington | 2 | 7 | | | |
| Dodge Coal Storage Co | 1 | 6 | | | |
| Dollar Savings Bank of Pittsburgh | 2 | 31 | | | |
| Dominion Bridge Co | 1 | 9 | | | |
| Dominion Wadding Co | 1 | 1 | | | |
| Dorsey Printing Co | 5 | 206 | | |  |
| Doubleday Publishing | 5 | | | | |
| Draper Co | 1 | 16 | | | |
| Driscoll Strawberries | 1 | | | | |
| Druggist | 1 | 1 | | | |
| Dubuque and Sioux City Railroad | 2 | 30 | | | |
| Duke Power | 1 | | | | |
| Duluth and Iron Range Railroad | 4 | 48 | | | |
| Duluth and Northern Minnesota Railroad | 1 | 6 | | | |
| Duluth Edison Electric Co | 1 | 8 | | | |
| Duluth Real Estate Associates | 1 | 3 | | | |
| Duluth Telephone Co | 2 | 11 | | | |
| Duluth, Missabe and Northern Railway | 2 | 36 | | | |
| Duluth, South Shore and Atlantic Railway | 10 | 123 | 1 | | |
| Duncannon Iron Co | 2 | 5 | | | |
| Dunkirk, Allegheny Valley and Pittsburgh Railroad | 3 | 19 | | | |
| Dunn Worsted Mills | 1 | 3 | | | |
| DuPont de Nemours, Inc. | 1 | | | | |
| Duquesne Mining and Reduction Co | 1 | 4 | | | |
| Duquesne Trust Co | 2 | 17 | | | |
| Durant Motors | 1 | | | | |
| Durham Coal and Iron Co | 1 | 14 | | | |
| Durham Iron Works | 1 | 2 | | | |
| Dwight Manufacturing Co | 3 | 11 | | | |
| D. A. Stuart and Co | | 3 | | | |
| D. and B. Pump and Supply Co | | 8 | | | |
| D. and L. Slade Co | | 4 | | | |
| D. and W. Fuse Co | | 2 | | | |
| D. and W. Manufacturing Co | | 2 | | | |
| D. Appleton and Co | | 9 | | | |
| D. B. Fisk and Co | | 6 | | | |
| D. B. Martin Co | | 5 | | | |
| D. C. Heath and Co | | 13 | | | |
| D. C. Heath Publishing Co | | 1 | | | |
| D. C. Perdval and Co | | 3 | | | |
| D. F. Holman Railway Tracklayer Co | | 2 | | | |
| D. H. Champlin and Co | | 3 | | | |
| D. J. Kennedy Co | | 2 | | | |
| D. L. Clark Co | | 2 | | | |
| D. L. Gore Co | | 7 | | | |
| D. M. Ferry and Co | | 3 | | | |
| D. M. Goodwillie Co | | 3 | | | |
| D. M. Read Co | | 2 | | | |
| D. N. and E. Walter and Co | | 6 | | | |
| D. S. Cook and Son Mining Co | | 2 | | | |
| D. S. McDonald Co | | 6 | | | |
| D. S. Pate Lumber Co | | 3 | | | |
| D. S. Stern and Shohl Co | | 3 | | | |
| D. V. Woodaman and Sons | | 2 | | | |
| D. W. Bosley Co | | 3 | | | |
| D. W. Ensign and Co | | | | | |
| D. W. McNeal Co | | 3 | | | |
| D. W. Miner Co | | 2 | | | |
| D. W. Ryan Cooperage Co | | 2 | | | |
| D. Wilcox and Co | | 2 | | | |
| Dahl and Filers Leather Co | | 3 | | | |
| Dahlgren Echo | | 2 | | | |
| Dailp Mail and Journal | | 1 | | | |
| Daily American | | 1 | | | |
| Daily Calumet | | 1 | | | |
| Daily Chronicle | | 2 | | | |
| Daily Commercial | | 2 | | | |
| Daily Courier | | 3 | | | |
| Daily Dispatch | | 2 | | | |
| Daily Express | | 1 | | | |
| Daily Gazette | | 4 | | | |
| Daily Herald | | 5 | | | |
| Daily Illini | | 1 | | | |
| Daily Irontonian | | 3 | | | |
| Daily Jewish Courier | | 2 | | | |
| Daily Jewish Press And Progress | | 3 | | | |
| Daily Journal | | 5 | | | |
| Daily Journal Steam Printing House | | | | | |
| Daily Leader | | 4 | | | |
| Daily Ledger | | 1 | | | |
| Daily Messenger | | 1 | | | |
| Daily News | | 5 | | | |
| Daily Press | | 4 | | | |
| Daily Racing Form Publishing Co | | 2 | | | |
| Daily Record | | 3 | | | |
| Daily Reflector | | 2 | | | |
| Daily Republican | | 2 | | | |
| Daily Standard | | 3 | | | |
| Daily Telegraph | | 1 | | | |
| Daily Times | | 4 | | | |
| Daily Trade Record Co | | 2 | | | |
| Daily Transcript | | 1 | | | |
| Daily Tribune | | 3 | | | |
| Daily Union | | 2 | | | |
| Daily Union Herald | | 1 | | | |
| Daily World | | 1 | | | |
| Daisy Bell Gold and Copper Development Co | | 6 | | | |
| Dakota Central Telephone Co | | 6 | | | |
| Dakota Farmer | | 1 | | | |
| Dakota Gas and Electric Co | | 3 | | | |
| Dakota Pacific Railroad | | 5 | | | |
| Dakota State Bank | | 2 | | | |
| Dalhart Ice and Electric Co | | 3 | | | |
| Dallas Art Glass Co | | 15 | | | |
| Dallas Blue Print Co | | 4 | | | |
| Dallas Brass Manufacturing Co | | 4 | | | |
| Dallas Brokerage Co | | 4 | | | |
| Dallas City Enterprise | | 2 | | | |
| Dallas City Gas Light Co | | 3 | | | |
| Dallas City Review | | 2 | | | |
| Dallas Clothing Manufacturing Co | | 35 | | | |
| Dallas Coffin Co | | 13 | | | |
| Dallas Consolidated Abstract Co | | 8 | | | |
| Dallas Consolidated Electric Street Railway | | 204 | | | |
| Dallas Cooperage Woodenware Co | | 3 | | | |
| Dallas Electric Light and Power Co | | 92 | | | |
| Dallas Electrical Construction Co | | 8 | | | |
| Dallas Elevator Co | | 4 | | | |
| Dallas Frame Co | | 6 | | | |
| Dallas Gas Co | | 47 | | | |
| Dallas Gin and Foundry Co | | 3 | | | |
| Dallas Ice Factory, L. and P. Co | | 15 | | | |
| Dallas Ice Factory, Light and Power Co | | 2 | | | |
| Dallas Manufacturing Co | | 11 | | | |
| Dallas Mercantile Co | | 10 | | | |
| Dallas Millinery Co | | 10 | | | |
| Dallas Moving and Storage Co | | 3 | | | |
| Dallas News | | 1 | | | |
| Dallas Office Supply Co | | 4 | | | |
| Dallas Oil and Refining Co | | 22 | | | |
| Dallas Optical Co | | 9 | | | |
| Dallas Pacific and Southeastern Railroad | | 1 | | | |
| Dallas Plumbing Co | | 10 | | | |
| Dallas Pressed Brick Co | | 3 | | | |
| Dallas Printing Co | | 3 | | | |
| Dallas Rug Manufacturing and Renovating Co | | 6 | | | |
| Dallas Screen Co | | 8 | | | |
| Dallas Show Case and Manufacturing Co | | 30 | | | |
| Dallas Supply Co | | 9 | | | |
| Dallas Tailoring Co | | 5 | | | |
| Dallas Tent and Awning Co | | 3 | | | |
| Dallas Towel Supply Co | | 10 | | | |
| Dallas Transfer and Cab Co | | 37 | | | |
| Dallas Wholesale Grocery Co | | 5 | | | |
| Dalton Electric and Gas Light Co | | 3 | | | |
| Dalton-Ingersoll Manufacturing Co | | 2 | | | |
| Daly Mining Co | | 8 | | | |
| Daly-West Mining Co | | 7 | | | |
| Damariscotta Herald | | 2 | | | |
| Damascus Bronze Co | | 2 | | | |
| Damascus Nickel Steel Co | | 10 | | | |
| Damrell and Upham | | | | | |
| Dana Copper Co | | 3 | | | |
| Dana Hardware Co | | 3 | | | |
| Danbury and Bethel Gas and Electric Co | | 12 | | | |
| Danbury and Bethel Gas and Electric Light Co | | 3 | | | |
| Dane-Smith Co | | 2 | | | |
| Daniel Forbes Co | | 2 | | | |
| Daniel McCaffreys Sons Co | | 3 | | | |
| Daniel Millinery Co | | 23 | | | |
| Daniel Russell Boiler Works | | 3 | | | |
| Daniels Coal and Coke Co | | 3 | | | |
| Daniels Texas Medical Journal | | 1 | | | |
| Dansville Gas and Electric Co | | 5 | | | |
| Dansville Gas Light Co | | 3 | | | |
| Dante Gold Mining Co | | 3 | | | |
| Danvers Gas Light Co | | 8 | | | |
| Danvers Independent | | 2 | | | |
| Danvers Railroad | | 2 | | | |
| Danville Commercial News | | 3 | | | |
| Danville Furnaces | | 3 | | | |
| Danville Gas Light Co of Illinois | | 2 | | | |
| Danville Gas Light Co of Kentucky | | 4 | | | |
| Danville Light, Power and Traction Co | | 4 | | | |
| Danville Nail and Manufacturing Co | | 3 | | | |
| Danville Times | | 3 | | | |
| Danville Water and Gas Department | | 2 | | | |
| Danville Water Co | | 9 | | | |
| Danville, Olney and Ohio River Railroad | | 9 | | | |
| Daprato Statuary Co | | 2 | | | |
| Darby Gas Co | | 3 | | | |
| Darby Produce Co | | 5 | | | |
| Dardanelle and Russellville Railway | | 6 | | | |
| Darien and Western Railroad | | 8 | | | |
| Darling and Co | | 3 | | | |
| Darlington Brick and Mining Co | | 3 | | | |
| Darmody and Schaffer Co | | 5 | | | |
| Darrow-Mann Co | | 3 | | | |
| Dart Manufacturing Co | | 3 | | | |
| Dartmouth Manufacturing Co | | 8 | | | |
| Dauchy Iron Works | | 3 | | | |
| Dauphin Consolidated Water Supply Co | | 3 | | | |
| Dauphin County Gas Co | | 9 | | | |
| Davenport and St Paul Railroad | | 8 | | | |
| Davenport Daily Times | | 2 | | | |
| Davenport Gas Light Co | | 2 | | | |
| Davenport, Rock Island and Northwestern Railway | | 12 | | 🚂 | |
| David Barry and Co | | 5 | | | |
| David Berg and Co | | 3 | | | |
| David Bradley Manufacturing Co | | 3 | | | |
| David C. Beggs Co | | 3 | | | |
| David Clapp and Son | | | | | |
| David Cummings Co | | 2 | | | |
| David E. Williams and Co | | 2 | | | |
| David Hardie Seed Co | | 4 | | | |
| David J. Braun Manufacturing Co | | 4 | | | |
| David Rutter and Co | | 3 | | | |
| David W. Lewis Co | | 3 | | | |
| Davidson and Wolfe | | 4 | | | |
| Davidson Brothers Marble Co | | 3 | | | |
| Davidson Ore Mining Co | | 2 | | | |
| Davidson Rubber Co | | 3 | | | |
| Davies Investment Co | | 3 | | | |
| Davies Warehouse and Supply Co | | 2 | | | |
| Davies Warehouse Co | | 5 | | | |
| Daviess County Home Telephone Co | | 5 | | | |
| Davis and Lawrence Co | | 7 | | | |
| Davis and Simmons Soap Co | | 2 | | | |
| Davis Boot and Shoe Co | | 3 | | | |
| Davis Brothers Cheese Co | | 2 | | | |
| Davis Cream Separator Co | | 3 | | | |
| Davis Douglas Co | | 2 | | | |
| Davis Mile Co | | 6 | | | |
| Davis Millinery Co | | 5 | | | |
| Davis Mills | | 9 | | | |
| Davis Mosaic Co | | 2 | | | |
| Davis Sewing Machine Co | | 9 | | | |
| Davis Standard Bread Co | | 61 | | | |
| Davis, Johnson Co | | 2 | | | |
| Davis-Daly Copper Co | | 13 | | | |
| Davol Rubber Co | | 3 | | | |
| Davoren-McKee Marble and Granite Co | | 3 | | | |
| Dawson Construction Co | | 3 | | | |
| Dawson Electric Light and Power Co | | 1 | | | |
| Dawson Millinery Co | | 4 | | | |
| Day Publishing Co | | | | | |
| Daylight Prism Co | | 4 | | | |
| Dayton and Cincinnati Short Line Railroad | | 6 | | | |
| Dayton and Union Railroad | | 30 | | | |
| Dayton and Western Railroad | | 31 | | | |
| Dayton Breweries Co | | 18 | | | |
| Dayton Citizens Electric Co | | 10 | | | |
| Dayton Electric Co | | 4 | | | |
| Dayton Gas Co | | 13 | | | |
| Dayton Gas Light and Coke Co | | 4 | | | |
| Dayton Lighting Co | | 5 | | | |
| Dayton Malleable Iron Co | | 9 | | | |
| Dayton Savings and Trust Co | | 2 | | | |
| Dayton, Covington and Piqua Traction Co | | 2 | | | |
| Dayton, Lebanon and Cincinnati Railroad | | 9 | | | |
| Dayton, Xenia and Belpre Railroad | | 20 | | | |
| DC Bankers Association | | 4 | | | |
| DC Bar Association | | 44 | | | |
| DC Dental Society | | 21 | | | |
| De Kalb County Gas Co | | 7 | | | |
| De Laval Steam Turbine Co | | 8 | | | |
| De Long Hook and Eve Co | | 14 | | | |
| De Long Hook and Eye Co | | 9 | | | |
| De Soto Iron Co | | 3 | | | |
| Dead River Railroad | | 7 | | | |
| Deadwood Central Railroad | | 4 | | | |
| Deal Island Bank | | 3 | | | |
| Dean Brothers Blank Book and Printing Co | | 2 | | | |
| Dean Chase Co | | 3 | | | |
| Dean Dudley and Co | | | | | |
| Dean Electric Co | | 17 | | | |
| Deane Steam Pump Co | | 2 | | | |
| Dearborn Dental Manufacturing Co | | 4 | | | |
| Dearborn Drug and Chemical Works | | 3 | | | |
| Dearborn Duster Co | | 2 | | | |
| Dearborn Engraving Co | | 2 | | | |
| Dearborn Foundry Co | | 3 | | | |
| Dearborn Paper Co | | 2 | | | |
| Dearborn Savings, Loan and Building Association | | 4 | | | |
| Decatur Gas Light and Coke Co | | 3 | | | |
| Decatur Herald | | 3 | | | |
| Decatur Herald And Review | | 4 | | | |
| Decatur Light and Power Co | | 2 | | | |
| Decatur Light, Fuel and Power Co | | 4 | | | |
| Decatur Review | | 2 | | | |
| Decatur State Bank of Atlanta | | 1 | | | |
| Decatur Water Works Co | | 7 | | | |
| Decatur Weekly News | | 1 | | | |
| Dececo Co | | 2 | | | |
| Decorative Novelty Co | | 3 | | | |
| Decorators Supply Co | | 3 | | | |
| Dedham and Hyde Park Gas and Electric Co | | 4 | | | |
| Dedham National Bank | | 3 | | | |
| Dedham Water Co | | 6 | | | |
| Deep Sea Exploration Co | | 3 | | | |
| Deepwater Railroad | | 6 | | | |
| Deer Creek and Marble Quarry Railroad | | 13 | | | |
| Deer Creek Progress | | 1 | | | |
| Deer Creek Reservoir and Irrigation Co | | 7 | | | |
| Deer Lake Furnaces | | 3 | | | |
| Deere and Co | | 25 | | | |
| Deere and Mansur Co | | 4 | | | |
| Deerfield Press | | 2 | | | |
| Deering Harvester Co | | 3 | 1 | | |
| Deeves and Taylor Lumber Co | | 3 | | | |
| Defender Photo Supply Co | | 3 | | | |
| Defiance Gas Co | | 4 | | | |
| Defiance Machine Works | | 2 | | | |
| Defiance Sock Mills | | 3 | | | |
| Defiance Water Works Co | | 1 | | | |
| DeKalb County Express | | 2 | | | |
| DeKalb Daily Chronicle | | 3 | | | |
| Dekalb Daily Independent | | 2 | | | |
| Del Mar Realty Co | | 4 | | | |
| Del Rio Electric Light and Ice Co | | 3 | | | |
| DeLane Shoe Co | | 2 | | | |
| DeLaval Separator Co | | 7 | | | |
| Delaware and Bound Brook Railroad | | 3 | | | |
| Delaware and Hudson Coal Co | | 3 | | | |
| Delaware and Madison Counties Telephone Co | | 17 | | | |
| Delaware and Northern Railroad | | 3 | | | |
| Delaware Co of New Jersey | | 9 | | | |
| Delaware County Electric Co | | 6 | 1 | | |
| Delaware County National Bank | | 2 | | | |
| Delaware Electric Light, Heat and Power Co | | 7 | | | |
| Delaware Gas Co | | 3 | | | |
| Delaware Gas Light and Coal Oil Co | | 3 | | | |
| Delaware Lackawanna and Western Express Co | | 3 | | | |
| Delaware Leather Co | | 2 | | | |
| Delaware River and Lancaster Railroad | | 2 | | | |
| Delaware River Ferry Co | | 3 | | | |
| Delaware River Steel Co | | 3 | | | |
| Delaware River Telegraph Co | | 9 | | | |
| Delaware River Transportation Co | | 7 | | | |
| Delaware Rolling Mills | | 2 | | | |
| Delaware Valley Railroad | | 7 | | | |
| Delaware Water Co | | 5 | | | |
| Delaware, Maryland and Virginia Railroad | | 6 | 1 | | |
| Delmas Copper Co | | 6 | | | |
| Delphos Electric Light and Power Co | | 5 | | | |
| Delphos Gas Light Co | | 3 | | | |
| Delray Terminal Railroad | | 8 | | | |
| Delta Manufacturing Co | | 3 | | | |
| Delta Traction Railroad | | 3 | | | |
| Demerara Electric Co | | 9 | | | |
| Deming and Gould Co | | 3 | | | |
| Demmler and Schenck Co | | 3 | | | |
| Demmler Brothers Co | | 2 | | | |
| Democrat Printing Co | | | | | |
| Democrat-Chronicle Press | | | | | |
| Dempcy-Degener Co | | 2 | | | |
| Dempster Mile Manufacturing Co | | 7 | | | |
| Dempster State Bank | | 1 | | | |
| Denison Light and Power Co | | 7 | | | |
| Denison, Bonham and New Orleans Railroad | | 4 | | | |
| Denn-Arizona Copper Co | | 8 | | | |
| Dennison Manufacturing Co | | 25 | | | |
| Dennison National Bank | | 2 | | | |
| Dennison Water Supply Co | | 7 | | | |
| Densmore-Stabler Refining Co | | 3 | | | |
| Dental Protective Supply Co | | 5 | | | |
| Denton National Bank | | 4 | | | |
| Denver and Intermountain Railroad | | 5 | | | |
| Denver and New Orleans Railroad | | 5 | | | |
| Denver and Salt Lake Railroad | | 8 | | | |
| Denver and Southwestern Railway | | 3 | | | |
| Denver Breweries | | 4 | | | |
| Denver City Tramway Co | | 10 | | | |
| Denver Gas Co | | 2 | | | |
| Denver Medical Times | | 2 | | | |
| Denver Reservoir Irrigation Co | | 6 | | | |
| Denver Times | | 1 | | | |
| Denver Tramway Co | | 5 | | | |
| Denver Tramway Power Co | | 9 | | | |
| Denver Union Water Co | | 13 | | | |
| Denver, Lakewood and Golden Railroad | | 32 | | | |
| Denver, Northwestern and Pacific Railway | | 7 | | | |
| Denver, Texas and Fort Worth Railway | | 10 | | | |
| Denver, Utah and Pacific Railroad | | 6 | | | |
| Depew and Lancaster Light, Power and Conduit Co | | 6 | | | |
| Deposit and Savings Bank of Snow Hill | | 1 | | | |
| Deposit Bank of Monroe Co | | 1 | | | |
| Deposit Electric Co | | 4 | | | |
| Deposit National Bank of Du Bois | | 1 | | | |
| Depue Leader | | 2 | | | |
| DeQueen and Eastern Railroad | | 4 | | | |
| DeQueen Ice and Light Co | | 3 | | | |
| Derby and Miller | | | | | |
| Derby Gas Co | | 11 | | | |
| Dernburg Manufacturing Co | | 3 | | | |
| Derry Electric Co | | 2 | | | |
| Derry Water Co | | 7 | | | |
| Des Moines and Kansas City Railway | | 7 | | | |
| Des Moines and Northern Railroad | | 4 | | | |
| Des Moines Bridge and Iron Works | | 2 | | | |
| Des Moines Directory Co | | | | | |
| Des Moines Railway and Light Co | | 5 | | | |
| Des Moines Register and Tribune | | 1 | | | |
| Des Moines, Iowa Falls and Northern Railroad | | 7 | | | |
| Des Moines, Osceola and Southern Railroad | | 5 | | | |
| Des Plaines Journal | | 1 | | | |
| Des Plaines Suburban Times | | 2 | | | |
| Deschutes Irrigation and Power Co | | 7 | | | |
| Deseret National Bank | | 3 | | | |
| Desmonds Inc | | 33 | | | |
| DeSoto Coal and Washing Co | | 5 | | | |
| Detmer Woolen Co | | 2 | | | |
| Detmers Optical Co | | 11 | | | |
| Detola Development Co | | 8 | | | |
| Detour Lumber Cedar Co | | 2 | | | |
| DeTray and Weyer Manufacturing Co | | 3 | | | |
| Detroit and Adrian Traction Railway | | 7 | | | |
| Detroit and Ann Arbor Railway | | 4 | | | |
| Detroit and Chicago Traction Railroad | | 7 | | | |
| Detroit and Cincinnati Railroad | | 10 | | | |
| Detroit and Cleveland Navigation Co | | 7 | | | |
| Detroit and Dearborn Street Railroad | | 3 | | | |
| Detroit and Flint Railroad | | 4 | | | |
| Detroit and Grand Trunk Junction Railroad | | 4 | | | |
| Detroit and Highland Park Railroad | | 5 | | | |
| Detroit and Howell Railroad | | 15 | | | |
| Detroit and Lake Orion Railroad | | 3 | | | |
| Detroit and Lake Superior Iron Manufacturing Co | | 2 | | | |
| Detroit and Lima Northern Railroad | | 27 | | | |
| Detroit and Mackinac Railway | | 43 | | | |
| Detroit and Monroe Railroad | | 5 | | | |
| Detroit and Northern Railroad | | 5 | | | |
| Detroit and Petoskey Railroad | | 7 | | | |
| Detroit and Pontiac Railroad | | 23 | | | |
| Detroit and Port Huron Railroad | | 7 | | | |
| Detroit and Saginaw River Railroad | | 13 | | | |
| Detroit and Shiawassee Railroad | | 8 | | | |
| Detroit and St Clair River Railroad | | 17 | | | |
| Detroit and St Joseph Railroad | | 30 | | | |
| Detroit Bay City Traction Railroad | | 8 | | | |
| Detroit Bridge and Iron Works | | 1 | 1 | | |
| Detroit Citizens Street Railway | | 10 | | | |
| Detroit City Railway | | 10 | | | |
| Detroit Connecting Railway | | 7 | | | |
| Detroit Corset Stay Co | | 5 | | | |
| Detroit Electric Railway | | 8 | | | |
| Detroit Engineering Society | | 6 | | | |
| Detroit Gas Light Co | | 4 | | | |
| Detroit Iron and Steel Co | | 7 | | | |
| Detroit Iron Furnace Co | | 3 | | | |
| Detroit Metropolitan Street Railway | | 3 | | | |
| Detroit Municipal Railway | | 3 | | | |
| Detroit Museum of Art | | 2 | | | |
| Detroit Railway | | 5 | | | |
| Detroit River and Lake Erie Terminal Railway | | 5 | | | |
| Detroit River Street Railway | | 7 | | | |
| Detroit Savings Bank | | 1 | | | |
| Detroit Shipbuilding Co | | 2 | | | |
| Detroit Steamship Co | | 5 | | | |
| Detroit Steel and Spring Works | | 3 | | | |
| Detroit Steel Casting Co | | 5 | | | |
| Detroit Steel Products Co | | 7 | | | |
| Detroit Stove Works | | 7 | | | |
| Detroit Suburban Street Railway | | 3 | | | |
| Detroit Times | | 1 | | | |
| Detroit Tribune | | 3 | | | |
| Detroit Union Railroad Depot and Station Co | | 6 | 1 | | |
| Detroit, Ann Arbor and Adrian Railroad | | 4 | | | |
| Detroit, Armada and Northern Railroad | | 3 | | | |
| Detroit, Bay City and Western Railroad | | 12 | | | |
| Detroit, Charlevoix and Escanaba Railroad | | 11 | | | |
| Detroit, Eel River and Illinois Railroad | | 10 | | | |
| Detroit, Fort Wayne and Belle Isle Railroad | | 7 | | | |
| Detroit, Howell and Lansing Railroad | | 12 | | | |
| Detroit, Lake Orion and Flint Railroad | | 3 | | | |
| Detroit, Lake Shore and Mt Clemens Railroad | | 7 | | | |
| Detroit, Lansing and Grand Rapids Railroad | | 5 | | | |
| Detroit, Lexington and Lake Huron Railroad | | 4 | | | |
| Detroit, Lincoln and Denver Railroad | | 5 | | | |
| Detroit, Mackinac and Marquette Railroad | | 13 | | | |
| Detroit, Mt Clemens, Romeo and Armada Railroad | | 7 | | | |
| Detroit, Plymouth and Northville Railroad | | 4 | | | |
| Detroit, Pontiac and Northern Railroad | | 5 | | | |
| Detroit, Pontiac and Owosso Railroad | | 3 | | | |
| Detroit, Pontiac, Lapeer and Northern Railroad | | 5 | | | |
| Detroit, Port Huron and Sarnia Railroad | | 9 | | | |
| Detroit, Rouge River and Dearborn Railroad | | 9 | | | |
| Detroit, Springwells and Dearborn Railroad | | 3 | | | |
| Detroit, Utica and Romeo Railroad | | 7 | | | |
| Detroit, Ypsilanti and Ann Arbor Railroad | | 7 | | | |
| Detroit, Ypsilanti, Ann Arbor and Jackson Railroad | | 17 | | | |
| Detroit-Oroville Exploration Co | | 3 | | | |
| Detwiller and Street Fireworks Manufacturing Co | | 4 | | | |
| DeVaux Chemical Co | | 4 | | | |
| Development Co of America | | 15 | | | |
| Development Co of Cuba | | 10 | | | |
| Devonian Oil Co | | 6 | | | |
| Devonshire Building Trust | | 3 | | | |
| Dewar and Coutts | | 6 | | | |
| DeWitt Telephone Co | | 6 | | | |
| Dexter Brothers Co | | 4 | | | |
| Dexter Coal Co | | 2 | | | |
| Dexter Portland Cement Co | | 8 | | | |
| Dexter Sampson Co | | 3 | | | |
| Dexter Yarn Co | | 6 | | | |
| Dial Co | | 4 | | | |
| Diamond Alkali Co | | 3 | | | |
| Diamond Casein Co | | 2 | | | |
| Diamond Chain and Manufacturing Co | | 3 | | | |
| Diamond Coal and Coke Co | | 10 | 1 | | |
| Diamond Coal Co | | 9 | | | |
| Diamond Fertilizer Co | | 3 | | | |
| Diamond Forging and Manufacturing Co | | 4 | | | |
| Diamond Glue Co | | 3 | | | |
| Diamond Laundry Co | | 16 | | | |
| Diamond Machine Co | | 5 | | | |
| Diamond Match Co | | 20 | | | |
| Diamond Mills Paper Co | | 5 | | | |
| Diamond Real Estate Co | | 4 | | | |
| Diamond Red Paint Co | | 3 | | | |
| Diamond Rubber Co | | 13 | 1 | | |
| Diamond Savings Bank of Pittsburgh | | 11 | | | |
| Diamond Spiral Manufacturing Co | | 5 | | | |
| Diamond State Iron Co | | 5 | | | |
| Diamond State Steel Co | | 11 | | | |
| Diamond Water Co | | 3 | | | |
| Diamond Whip Co | | 2 | | | |
| Dickey State Bank | | 1 | | | |
| Dickinson Cement Co | | 3 | | | |
| Dickinson Drug Co | | 9 | | | |
| Dickson Locomotive Works | | 1 | | | |
| Dickson Manufacturing Co | | 1 | 1 | | |
| Dieckerhoff, Raffloer and Co | | 6 | | | |
| Diehl Manufacturing Co | | 7 | | | |
| Dieterich Special-Gazette | | 2 | | | |
| Dietetic Gazette | | 2 | | | |
| Dietz and Marshall Co | | 3 | | | |
| Dill and Collins Co | | 4 | | | |
| Dill Cattle Co | | 2 | | | |
| Diller Telephone Co | | 9 | | | |
| Dillingham Printing Co | | 4 | | | |
| Dillman Blay | | 2 | | | |
| Dillon Auto Co | | 5 | | | |
| Dillon Machine Co | | 2 | | | |
| Dillonvale Heat, Light, Power and Water Co | | 3 | | | |
| Dilworth Brothers Co | | 6 | | | |
| Dilworth Porter and Co | | 10 | | | |
| Dime Savings and Trust Co | | 2 | | | |
| Dime Savings Bank | | 1 | | | |
| Dime Savings Bank of Chester Co | | 1 | | | |
| Dime Savings Bank of Cumberland | | 3 | | | |
| Dime Savings Bank of Toledo | | 4 | | | |
| Dime Savings Bank of Waterbury | | 1 | | | |
| Dime Savings Bank of Williamsburg | | 17 | | | |
| Dimmick Pipe Co | | 7 | | | |
| Direct United States Cable Co | | 11 | | | |
| Dispatch Publishing Co | | 6 | | | |
| Distilling Co of America | | 2 | | | |
| Divernon News | | 3 | | | |
| Dividend Mining and Milling Co | | 3 | | | |
| Divine Life | | 1 | | | |
| Division Street and Reeds Lake Railway | | 5 | | | |
| Dixie Cotton Mills | | 2 | | | |
| Dixie Doctor | | 1 | | | |
| Dixie Spindle and Flyer Co | | 8 | | | |
| Dixon and Griswold | | 5 | | | |
| Dixon Art Glass Co | | 4 | | | |
| Dixon Evening Telegraph | | 3 | | | |
| Dixon Fisher Co | | 5 | | | |
| Dixon Gas and Electric Light Co | | 2 | | | |
| Dixon National Bank | | 1 | | | |
| Dobbs Ferry and Hastings Gas Co | | 3 | | | |
| Dodd, Mead and Co | | 3 | | | |
| Dodge and Olcott Co | | 8 | | | |
| Dodge, Haley Co | | 6 | | | |
| Dodson Saddlery Co | | 20 | | | |
| Doe and Little Co | | 2 | | | |
| Doe and Little Coal Co | | 2 | | | |
| Doe Run Lead Co | | 12 | | | |
| Doernbecher Manufacturing Co | | 5 | | | |
| Doggett Lumber Co | | 6 | | | |
| Doherty and Wadsworth Co | | 9 | | | |
| Dolese and Shepard Co | | 13 | | | |
| Doll and Richards | | 2 | | | |
| Dollar Savings Bank of New York | | 18 | | | |
| Dollar Savings Fund and Trust Co | | 19 | | | |
| Dolliver Mountain Mining and Milling Co | | 2 | | | |
| Dolores Mines Co | | 8 | | | |
| Domestic Gas Co of Los Angeles | | 10 | | | |
| Domestic Specialty Co | | 2 | | | |
| Dominion Atlantic Railway | | 14 | | | |
| Dominion Co | | 2 | | | |
| Dominion Coal Co | | 17 | | | |
| Dominion Iron and Steel Co | | 18 | | | |
| Dominion Mining Co | | 2 | | | |
| Dominion Natural Gas Co | | 6 | | | |
| Dominion Park Co | | 6 | | | |
| Dominion Power and Transmission Co | | 9 | | | |
| Dominion Telegraph Co | | 12 | | | |
| Dominion Textile Co | | 13 | | | |
| Dominion Trust Co | | 8 | | | |
| Donahoes Magazine Co | | 5 | | | |
| Donald Steamship Co | | 15 | | | |
| Dongola Record | | 1 | | | |
| Donker and Williams Co | | 3 | | | |
| Donohoe Coke Co | | 5 | | | |
| Donora Brewing Co | | 6 | | | |
| Donora Construction Co | | 3 | | | |
| Donora Southern Railroad | | 6 | | | |
| Donovan Echo | | 2 | | | |
| Doolittle-Simpson Co | | 9 | | | |
| Dooly Southern Railroad | | 2 | | | |
| Dorchester Cooperative Bank | | 12 | | | |
| Dorchester Gas Light Co | | 2 | | | |
| Dorchester Mutual Fire Insurance Co | | 7 | | | |
| Dorchester Savings Bank | | 24 | | | |
| Dorchester State Bank of Dorchester | | 1 | | | |
| Dorchester Trust Co | | 20 | | | |
| Dorman Lithographing Co | | | | | |
| Doten-Dunton Desk Co | | 3 | | | |
| Dothan, Hartford and Florida Railroad | | 5 | | | |
| Doubleday, Page and Co | | 9 | | | |
| Doubleday-Hill Electric Co | | 8 | | | |
| Doud and Young Co | | 2 | | | |
| Douglas Electric Co | | 2 | | | |
| Douglas Gas Co | | 3 | | | |
| Douglas Improvement Co | | 9 | | | |
| Doussang Catering Co | | 3 | | | |
| Dover and Foxcroft Light and Heat Co | | 3 | | | |
| Dover and Winnipiseogee Railroad | | 24 | | | |
| Dover Electric Light Co | | 3 | | | |
| Dover Gas Light Co | | 7 | | | |
| Dover Iron Works | | 2 | | | |
| Dover, Rockaway and Port Oram Gas Co | | 5 | | | |
| Dowagiac Gas Co | | 3 | | | |
| Dowagiac Railroad | | 3 | | | |
| Dowling Motor Co | | 7 | | | |
| Downer Kerosene Oil Co | | 4 | | | |
| Downers Grove Journal | | 2 | | | |
| Downers Grove Reporter | | 2 | | | |
| Downey Home Telephone and Telegraph Co | | 3 | | | |
| Downing Brothers | | 2 | | | |
| Downingtown Gas Works | | 2 | | | |
| Downtown Building Co | | 4 | | | |
| Dowst Brothers Co | | 3 | | | |
| Doyle Air Burner Co | | 5 | | | |
| Doylestown Gas Co | | 2 | | | |
| Dr George Leininger Chemical Co | | 4 | | | |
| Dr Peter Fahrney and Sons Co | | 5 | | | |
| Dr Reddick Larder Lake Mines | | 8 | | | |
| Dramatic Magazine Press | | 2 | | | |
| Draper Brothers Co | | 3 | | | |
| Draper Publishing Co | | 5 | | | |
| Dravo Contracting Co | | 15 | | 🚂 | |
| Dreamland Co | | 8 | | | |
| Dreka Co | | 3 | | | |
| Dresslar Hardware Co | | 3 | | | |
| Drew Allis Co | | 2 | | | |
| Drexel and Co | | 5 | | | |
| Drexel Cafe Co | | 6 | | | |
| Drexel Ice Cream Co | | 4 | | | |
| Drexel Railway Supply Co | | 5 | | | |
| Drexel State Bank | | 2 | | | |
| Drexel State Bank of Chicago | | 5 | | | |
| Driggs-Seabury Ordnance Co | | 9 | | | |
| Dromgold-Schroeder Co | | 6 | | | |
| Drouillard Iron Co | | 1 | | | |
| Drovers and Mechanics National Bank of Baltimore | | 14 | | | |
| Drovers Deposit National Bank of Chicago | | 5 | | | |
| Drovers National Bank | | 8 | | | |
| Drovers Safe Deposit Co | | 5 | | | |
| Drovers Trust and Savings Bank of Chicago | | 3 | | | |
| Drumm Commission Co | | 3 | | | |
| Drummond and Southwestern Railway | | 3 | | | |
| Dry Dock Savings Institution | | 17 | | | |
| Dry Fork Railroad | | 13 | | | |
| Dry Goods Reporter Co | | 3 | | | |
| Du Brock Manufacturing Co | | 3 | | | |
| Du Quoin Evening Call | | 1 | | | |
| Du-Fo Products Co | | 2 | | | |
| DuBois Brewing Co | | 5 | | | |
| DuBois Daily Express Co | | 3 | | | |
| DuBois Electric and Traction Co | | 9 | | | |
| Dubuque and Dakota Railroad | | 7 | | | |
| Dubuque and Minnesota Railroad | | 2 | | | |
| Dubuque and Pacific Railroad | | 5 | | | |
| Dubuque Fire and Marine Insurance Co | | 2 | | | |
| Dubuque Southwestern Railroad | | 11 | | | |
| Duck Hill Bank of Duck Hill | | 1 | | | |
| Ducktown Sulphur, Copper and Iron Co | | 7 | | | |
| Ducommun Hardware Co | | 28 | | | |
| Dudley and Hussey | | 3 | | | |
| Dudley Hardware Co | | 2 | | | |
| Duff Manufacturing Co | | 5 | | | |
| Duffy-Mclnnerney Co | | 3 | | | |
| Duggan and Wisdom | | 3 | | | |
| Duluth and Northeastern Railroad | | 5 | | | |
| Duluth and Winnipeg Railroad | | 12 | | | |
| Duluth Furnace | | 4 | | | |
| Duluth Gas and Water Co | | 5 | | | |
| Duluth Press Publishing Co | | | | | |
| Duluth Transfer Railway | | 4 | | | |
| Duluth, Red Wing and Southern Railroad | | 5 | | | |
| Duluth, Virginia and Rainy Lake Railway | | 7 | | | |
| Dunbar and Wansaukee Railway | | 5 | | | |
| Dunbar Furnace Co | | 6 | | | |
| Duncan and Porter Co | | 4 | | | |
| Duncan Electric Manufacturing Co | | 7 | | | |
| Duncan-Miller Glass Co | | 2 | | | |
| Duncan-Spangler Coal Co | | 2 | | | |
| Duncan-Vail Co | | 17 | | | |
| Duncannnon Iron Co | | 2 | | | |
| Dundas Gas Light Co | | 3 | | | |
| Dundee Woolen Mills Co | | 3 | | | |
| Dunean Electric Manufacturing Co | | 2 | | | |
| Dungan Hood and Co | | 2 | | | |
| Dunkin Mining Co | | 3 | | | |
| Dunkirk Gas Coal Co | | 3 | | | |
| Dunkley Co | | 3 | | | |
| Dunlap and Co | | 7 | | | |
| Dunlap-Morgan Co | | 6 | | | |
| Dunlevy and Brother Co | | 2 | | | |
| Dunn Green Leather Co | | 3 | | | |
| Dunn-Albright-Ames Co | | 3 | | | |
| Dunning Iron Store Co | | 3 | | | |
| Dupo Herald | | 4 | | | |
| DuPont Fibresilk Co | | 1 | | | |
| DuPont International Powder Co | | 5 | | | |
| DuPont Powder Co | | 1 | | | |
| Dupont Powder Works | | 2 | | | |
| Duquesne Cigar Co | | 2 | | | |
| Duquesne Contracting Co | | 2 | | | |
| Duquesne Light Co | | 15 | | | |
| Duquesne Lumber Co | | 3 | | | |
| Duquesne Marble Co | | 2 | | | |
| Duquesne National Bank of Pittsburgh | | 17 | | | |
| Duquesne Reduction Co | | 4 | | | |
| Duquesne Rug Co | | 6 | | | |
| Duquesne Steel Foundry Co | | 4 | | | |
| Duquesne Steel Works | | 4 | | | |
| Duquoin Daily News And Review | | 3 | | | |
| DuQuoin Light, Heat and Power Co | | 8 | | | |
| Durable Wire Rope Co | | 2 | | | |
| Durand and Kasper Co | | 4 | | | |
| Durand Gazette | | 2 | | | |
| Durfee Mills | | 6 | | | |
| Durham and Charlotte Railroad | | 7 | | | |
| Durham and Northern Railway | | 4 | | | |
| Durham Duplex Razor Co | | 7 | | | |
| Durham Life Insurance Co | | 8 | | | |
| Durham Light and Power Co | | 5 | | | |
| Dusenberry Baking Co | | 4 | | | |
| Dutchess and Columbia Railroad | | 9 | | | |
| Dutchess Furnace | | 2 | | | |
| Dutchess Light, Heat and Power Co | | 7 | | | |
| Dwelling House Associates | | 4 | | | |
| Dwight Brothers Paper Co | | 3 | | | |
| Dwight Star And Herald | | 2 | | | |
| Dwinell Wright Co | | 5 | | | |
| Dyer Law and Collection Co | | 4 | | | |
| Dyer Street Land Co | | 3 | | | |
| Dyer Transportation Line | | 2 | | | |
Our Family Tree
