| Most Recent Entries |
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| 2 | Others | , , Allis-Chalmers Co |
| 1 | Others | , , American Writing Paper Co |
| 2 | Others | , , Armour and Co |
| 1 | Others | , , Babcock and Wilcox Co |
| 1 | Others | , , Bell Telephone Co |
| 11 | Others | , , General Electric |
| 1 | Others | , , George A. Fuller Co |
| 2 | Others | , , Homestead Steel Works |
| 1 | Others | , , Illinois Steel Co |
| 1 | Others | , , Interborough Rapid Transit Co |
| 1 | Others | , , International Steam Pump Co |
| 2 | Others | , , Louisville Cement Co |
| 3 | Others | , , Thomson-Houston Electric Co |
| 81 | Others | , , US Coast and Geodetic Survey |
| 93 | Others | , , US Department of Defense |
| 18 | Others | , , US Forest Service |
| 7 | Others | , , US Reclamation Service |
| 1 | Others | CA, Plumas Co, Quincy, US Forest Service |
| 5 | Others | CA, San Francisco Co, San Francisco, General Electric |
| 1 | Others | Canada, Ontario, Toronto, National Carbon Co |
| 1 | Others | Canada, Quebec, Montreal, Fairbanks-Morse Co |
| 1 | Others | Canada, Quebec, Montreal, George A. Fuller Co |
| 1 | Others | CO, Denver Co, Denver, Trussed Concrete Steel Co |
| 2 | Others | CO, Denver Co, Denver, Western Electric Co |
| 3 | Others | CO, Montrose Co, Montrose, US Reclamation Service |
| 2 | Others | CO, Pueblo Co, Pueblo, American Smelting and Refining Co |
| 3 | Others | CT, Windham Co, Willimantic, American Thread Co |
| 155 | Others | DC, Washington, US Department of Agriculture |
| 97 | Others | DC, Washington, US Department of Interior |
| 10 | Others | DC, Washington, US Forest Service |
| 33 | Others | DC, Washington, US Geological Survey |
| 77 | Others | DC, Washington, US Navy Department |
| 109 | Others | DC, Washington, US Patent Office |
| 1 | Others | GA, Fulton Co, Atlanta, Babcock and Wilcox Co |
| 1 | Others | GA, Fulton Co, Atlanta, Western Electric Co |
| 4 | Others | ID, Ada Co, Boise, US Reclamation Service |
| 1 | Others | ID, Blaine Co, Hailey, US Forest Service |
| 2 | Others | ID, Minidoka Co, Rupert, US Reclamation Service |
| 1 | Others | IL, , Chicago Telephone Co |
| 4 | Others | IL, Cook Co, Chicago, American Bridge Co |
| 2 | Others | IL, Cook Co, Chicago, Armour and Co |
| 1 | Others | IL, Cook Co, Chicago, Armour Fertilizer Works |
| 1 | Others | IL, Cook Co, Chicago, Armour Packing Co |
| 1 | Others | IL, Cook Co, Chicago, Babcock and Wilcox Co |
| 5 | Others | IL, Cook Co, Chicago, Chicago Telephone Co |
| 7 | Others | IL, Cook Co, Chicago, Commonwealth Edison Co |
| 1 | Others | IL, Cook Co, Chicago, Fairbanks-Morse Co |
| 14 | Others | IL, Cook Co, Chicago, General Electric |
| 1 | Others | IL, Cook Co, Chicago, Gifford-Wood Co |
| 8 | Others | IL, Cook Co, Chicago, Illinois Steel Co |
| 1 | Others | IL, Cook Co, Chicago, Indiana Steel Co |
| 2 | Others | IL, Cook Co, Chicago, National Malleable Castings Co |
| 30 | Others | IL, Cook Co, Chicago, Western Electric Co |
| 1 | Others | IL, Cook Co, Melrose Park, National Malleable Castings Co |
| 1 | Others | IL, Cook Co, Oak Park, Western Electric Co |
| 6 | Others | IL, Cook Co, South Chicago, Illinois Steel Co |
| 1 | Others | IL, St Clair Co, East St Louis, Aluminum Co of America |
| 1 | Others | IL, Will Co, Joliet, Illinois Steel Co |
| 2 | Others | IN, Clark Co, Sellersburg, Louisville Cement Co |
| 5 | Others | IN, Lake Co, Gary, Indiana Steel Co |
| 4 | Others | IN, Marion Co, Indianapolis, Atlas Engine Works |
| 3 | Others | IN, Marion Co, Indianapolis, Fairbanks-Morse Co |
| 3 | Others | IN, Marion Co, Indianapolis, Link Belt Co |
| 4 | Others | IN, Marion Co, Indianapolis, National Malleable Castings Co |
| 1 | Others | IN, Marion Co, Indianapolis, Western Electric Co |
| 1 | Others | IN, Vanderburgh Co, Evansville, American Red Cross |
| 1 | Others | IN, Vigo Co, Terre Haute, American Car and Foundry Co |
| 4 | Others | KS, , Kansas Agricultural Experiment Station |
| 1 | Others | KS, Wyandotte Co, Kansas City, Armour Packing Co |
| 4 | Others | KY, Jefferson Co, Louisville, Louisville Water Co |
| 1 | Others | LA, Orleans Parish, New Orleans, Virginia Bridge and Iron Co |
| 28 | Others | MA, Berkshire Co, Pittsfield, General Electric |
| 1 | Others | MA, Essex Co, East Lynn, General Electric |
| 53 | Others | MA, Essex Co, Lynn, General Electric |
| 9 | Others | MA, Essex Co, Lynn, Thomson-Houston Electric Co |
| 1 | Others | MA, Hampden Co, Holyoke, International Steam Pump Co |
| 1 | Others | MA, Middlesex Co, Malden, US Customs Service |
| 1 | Others | MA, Middlesex Co, Malden, US Rubber Co |
| 1 | Others | MA, Norfolk Co, Sharon, B. F. Sturtevant Co |
| 1 | Others | MA, Suffolk Co, Boston, American Radiator Co |
| 36 | Others | MA, Suffolk Co, Boston, Stone and Webster Engineering Corporation |
| 2 | Others | MA, Suffolk Co, Boston, Thomson-Houston Electric Co |
| 2 | Others | MA, Suffolk Co, Boston, US Department of Agriculture |
| 2 | Others | MA, Suffolk Co, Boston, Western Electric Co |
| 6 | Others | MA, Suffolk Co, Boston, Westinghouse Electric and Manufacturing Co |
| 11 | Others | MA, Worcester Co, Worcester, American Steel and Wire Co |
| 1 | Others | MD, Baltimore City, Maryland Steel Co |
| 1 | Others | MD, Baltimore City, US Department of Interior |
| 3 | Others | MD, Baltimore Co, Sparrows Point, Maryland Steel Co |
| 1 | Others | ME, Cumberland Co, Portland, Brown Co |
| 1 | Others | ME, Penobscot Co, Bangor, Procter and Gamble Co |
| 1 | Others | ME, Piscataquis Co, Milo, American Thread Co |
| 1 | Others | ME, Somerset Co, Skowhegan, US Forest Service |
| 1 | Others | MI, Wayne Co, Detroit, American Car and Foundry Co |
| 1 | Others | MI, Wayne Co, Detroit, National Cash Register Co |
| 3 | Others | MI, Wayne Co, Detroit, Trussed Concrete Steel Co |
| 1 | Others | MN, Hennepin Co, Minneapolis, National Cash Register Co |
| 1 | Others | MN, Ramsey Co, St Paul, Thomson-Houston Electric Co |
| 1 | Others | MO, Jackson Co, Kansas City, Aluminum Co of America |
| 4 | Others | MO, Jackson Co, Kansas City, Armour Packing Co |
| 1 | Others | MO, Jackson Co, Kansas City, Procter and Gamble Co |
| 2 | Others | MO, St Louis City, Allis-Chalmers Co |
| 1 | Others | MO, St Louis City, American Bridge Co |
| 1 | Others | MO, St Louis City, Armstrong Cork and Insulation Co |
| 1 | Others | MO, St Louis City, Bell Telephone Co |
| 1 | Others | MO, St Louis City, Jeffrey Manufacturing Co |
| 1 | Others | MO, St Louis City, Western Union Telegraph Co |
| 1 | Others | MT, Cascade Co, Fort Shaw, US Reclamation Service |
| 2 | Others | MT, Glacier Co, Browning, US Reclamation Service |
| 1 | Others | MT, Lake Co, Polson, US Reclamation Service |
| 2 | Others | MT, Phillips Co, Malta, US Reclamation Service |
| 1 | Others | MT, Richland Co, Savage, US Reclamation Service |
| 2 | Others | MT, Roosevelt Co, Poplar, US Reclamation Service |
| 1 | Others | MT, Valley Co, Glasgow, US Reclamation Service |
| 1 | Others | NE, , Thomson-Houston Electric Co |
| 1 | Others | NE, Douglas Co, Omaha, American Thread Co |
| 1 | Others | NE, Douglas Co, South Omaha, Armour Packing Co |
| 1 | Others | NH, Coos Co, Cascade, Brown Co |
| 1 | Others | NH, Coos Co, Gorham, Brown Co |
| 11 | Others | NH, Hillsborough Co, Manchester, Amoskeag Manufacturing Co |
| 1 | Others | NH, Merrimack Co, Concord, American Tract Society |
| 1 | Others | NH, Rockingham Co, Portsmouth, Amoskeag Manufacturing Co |
| 1 | Others | NJ, , Newark, Bell Telephone Co |
| 1 | Others | NJ, Bergen Co, Ramsey, American Telephone and Telegraph Co |
| 1 | Others | NJ, Essex Co, Bloomfield, Westinghouse Electric and Manufacturing Co |
| 2 | Others | NJ, Essex Co, East Orange, Bell Telephone Co |
| 1 | Others | NJ, Essex Co, Montclair, Western Electric Co |
| 1 | Others | NJ, Essex Co, Orange, American Telephone and Telegraph Co |
| 1 | Others | NJ, Essex Co, South Orange, Bell Telephone Co |
| 4 | Others | NJ, Hudson Co, Bayonne, Babcock and Wilcox Co |
| 1 | Others | NJ, Hudson Co, Harrison, International Steam Pump Co |
| 1 | Others | NJ, Middlesex Co, Carteret, Armour Fertilizer Works |
| 1 | Others | NJ, Middlesex Co, Chrome, Armour Fertilizer Works |
| 2 | Others | NJ, Middlesex Co, Perth Amboy, American Smelting and Refining Co |
| 3 | Others | NY, Columbia Co, Hudson, Gifford-Wood Co |
| 16 | Others | NY, Monroe Co, Rochester, Eastman Kodak Co |
| 10 | Others | NY, New York Co, New York City, American Bridge Co |
| 1 | Others | NY, New York Co, New York City, American Car and Foundry Co |
| 2 | Others | NY, New York Co, New York City, American Steel and Wire Co |
| 56 | Others | NY, New York Co, New York City, American Telephone and Telegraph Co |
| 1 | Others | NY, New York Co, New York City, Armstrong Cork and Insulation Co |
| 2 | Others | NY, New York Co, New York City, B. F. Sturtevant Co |
| 1 | Others | NY, New York Co, New York City, Electric Controller and Manufacturing Co |
| 16 | Others | NY, New York Co, New York City, General Electric |
| 3 | Others | NY, New York Co, New York City, George A. Fuller Co |
| 10 | Others | NY, New York Co, New York City, Interborough Rapid Transit Co |
| 34 | Others | NY, New York Co, New York City, New York Telephone Co |
| 38 | Others | NY, New York Co, New York City, Western Electric Co |
| 8 | Others | NY, New York Co, New York City, Western Union Telegraph Co |
| 2 | Others | NY, Richmond Co, Port Ivory, Procter and Gamble Co |
| 265 | Others | NY, Schenectady Co, Schenectady, General Electric |
| 1 | Others | NY, Westchester Co, Pelham, American Steel and Wire Co |
| 4 | Others | NY, Westchester Co, Yonkers, Otis Elevator Co |
| 1 | Others | OH, Cuyahoga Co, Cleveland, Allis-Chalmers Co |
| 2 | Others | OH, Cuyahoga Co, Cleveland, Bell Telephone Co |
| 5 | Others | OH, Cuyahoga Co, Cleveland, Electric Controller and Manufacturing Co |
| 11 | Others | OH, Cuyahoga Co, Cleveland, General Electric |
| 1 | Others | OH, Cuyahoga Co, Cleveland, National Cash Register Co |
| 3 | Others | OH, Franklin Co, Columbus, General Electric |
| 3 | Others | OH, Franklin Co, Columbus, Jeffrey Manufacturing Co |
| 3 | Others | OH, Hamilton Co, Cincinnati, General Electric |
| 2 | Others | OH, Hamilton Co, Cincinnati, Procter and Gamble Co |
| 2 | Others | OH, Hamilton Co, Cincinnati, Thomson-Houston Electric Co |
| 1 | Others | OH, Hamilton Co, Cincinnati, Western Electric Co |
| 4 | Others | OH, Hamilton Co, Cincinnati, Westinghouse Electric and Manufacturing Co |
| 5 | Others | OH, Hamilton Co, Ivorydale, Procter and Gamble Co |
| 3 | Others | OH, Mahoning Co, Youngstown, Carnegie Steel Co |
| 4 | Others | OH, Mahoning Co, Youngstown, Ohio Steel Co |
| 5 | Others | OH, Montgomery Co, Dayton, National Cash Register Co |
| 1 | Others | OR, Multnomah Co, Portland, US Department of Defense |
| 1 | Others | PA, Allegheny Co, Allegheny, Riter-Conley Manufacturing Co |
| 29 | Others | PA, Allegheny Co, East Pittsburgh, Westinghouse Electric and Manufacturing Co |
| 1 | Others | PA, Allegheny Co, Homestead, Carnegie Steel Co |
| 7 | Others | PA, Allegheny Co, Munhall, Carnegie Steel Co |
| 3 | Others | PA, Allegheny Co, Munhall, Homestead Steel Works |
| 3 | Others | PA, Allegheny Co, Pittsburgh, Aluminum Co of America |
| 3 | Others | PA, Allegheny Co, Pittsburgh, American Steel and Wire Co |
| 2 | Others | PA, Allegheny Co, Pittsburgh, Armstrong Cork and Insulation Co |
| 8 | Others | PA, Allegheny Co, Pittsburgh, Carnegie Steel Co |
| 3 | Others | PA, Allegheny Co, Pittsburgh, Riter-Conley Manufacturing Co |
| 9 | Others | PA, Allegheny Co, Pittsburgh, US Department of Interior |
| 1 | Others | PA, Allegheny Co, Swissvale, Carnegie Steel Co |
| 4 | Others | PA, Cambria Co, Johnstown, Cambria Steel Co |
| 3 | Others | PA, Columbia Co, Berwick, American Car and Foundry Co |
| 121 | Others | PA, Northampton Co, South Bethlehem, Bethlehem Steel Co |
| 5 | Others | PA, Philadelphia Co, Philadelphia, Baldwin Locomotive Works |
| 6 | Others | PA, Philadelphia Co, Philadelphia, Electric Storage Battery Co |
| 4 | Others | PA, Philadelphia Co, Philadelphia, Link Belt Co |
| 4 | Others | PA, Washington Co, Canonsburg, Fort Pitt Bridge Works |
| 1 | Others | RI, Providence Co, Auburn, American Telephone and Telegraph Co |
| 2 | Others | RI, Providence Co, Providence, US Rubber Co |
| 1 | Others | SC, Charleston Co, Charleston, US Coast and Geodetic Survey |
| 4 | Others | UT, Salt Lake Co, Salt Lake City, Utah Power and Light Co |
| 3 | Others | VA, Roanoke City, Virginia Bridge and Iron Co |
| 2 | Others | WA, King Co, Seattle, Trussed Concrete Steel Co |
| 13 | Others | WI, Milwaukee Co, Milwaukee, Allis-Chalmers Co |
| 1 | Others | WI, Milwaukee Co, Milwaukee, Illinois Steel Co |
| 5 | Others | WI, Milwaukee Co, South Milwaukee, Bucyrus Co |
| 11 | Others | WI, Rock Co, Beloit, Fairbanks-Morse Co |
| 1 | Others | WV, Mercer Co, Bramwell, Illinois Steel Co |
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