| Most Recent Entries |
|---|
| 5 | Others | OH, |
| 1 | Others | OH, , American Bible Society |
| 1 | Others | OH, , American Tract Society |
| 1 | Others | OH, , Anti-Saloon League |
| 7 | Others | OH, , Ohio Agricultural Experiment Station |
| 1 | Others | OH, , YMCA |
| 1 | Others | OH, Allen Co, Lima, Standard Oil Company |
| 1 | Others | OH, Athens Co, Athens, General Electric |
| 5 | Others | OH, Cuyahoga Co, Cleveland |
| 1 | Others | OH, Cuyahoga Co, Cleveland, Allis-Chalmers Co |
| 2 | Others | OH, Cuyahoga Co, Cleveland, Bell Telephone Co |
| 5 | Others | OH, Cuyahoga Co, Cleveland, Cleveland Museum of Art |
| 5 | Others | OH, Cuyahoga Co, Cleveland, Electric Controller and Manufacturing Co |
| 12 | Others | OH, Cuyahoga Co, Cleveland, General Electric |
| 9 | Others | OH, Cuyahoga Co, Cleveland, National Carbon Co |
| 1 | Others | OH, Cuyahoga Co, Cleveland, National Cash Register Co |
| 2 | Others | OH, Cuyahoga Co, Cleveland, National Lamp Works of General Electric Co |
| 5 | Others | OH, Cuyahoga Co, Cleveland, Peerless Motor Car Co |
| 1 | Others | OH, Cuyahoga Co, Cleveland, Procter and Gamble Co |
| 1 | Others | OH, Cuyahoga Co, Cleveland, Sherwin-Williams Co |
| 1 | Others | OH, Cuyahoga Co, Cleveland, Western Electric Co |
| 3 | Others | OH, Cuyahoga Co, Cleveland, YMCA |
| 1 | Others | OH, Cuyahoga Co, Cleveland, YWCA |
| 3 | Others | OH, Cuyahoga Co, East Cleveland, General Electric |
| 3 | Others | OH, Cuyahoga Co, Lakewood, National Carbon Co |
| 1 | Others | OH, Cuyahoga Co, Lakewood, Sherwin-Williams Co |
| 1 | Others | OH, Franklin Co, Columbus, Aetna Life Insurance Co |
| 3 | Others | OH, Franklin Co, Columbus, General Electric |
| 1 | Others | OH, Franklin Co, Columbus, Goodyear Tire and Rubber Co |
| 3 | Others | OH, Franklin Co, Columbus, Jeffrey Manufacturing Co |
| 1 | Others | OH, Franklin Co, Columbus, Trussed Concrete Steel Co |
| 1 | Others | OH, Franklin Co, Columbus, Westinghouse Electric and Manufacturing Co |
| 1 | Others | OH, Franklin Co, Westerville, Anti-Saloon League |
| 4 | Others | OH, Hamilton Co, Cincinnati |
| 1 | Others | OH, Hamilton Co, Cincinnati, American Bridge Co |
| 1 | Others | OH, Hamilton Co, Cincinnati, American Tract Society |
| 7 | Others | OH, Hamilton Co, Cincinnati, Cincinnati Museum Association |
| 1 | Others | OH, Hamilton Co, Cincinnati, E. I. duPont de Nemours Company |
| 1 | Others | OH, Hamilton Co, Cincinnati, Ford Motor Co |
| 4 | 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, Travelers Insurance Co |
| 4 | Others | OH, Hamilton Co, Cincinnati, US Public Health Service |
| 1 | Others | OH, Hamilton Co, Cincinnati, Western Electric Co |
| 5 | Others | OH, Hamilton Co, Cincinnati, Westinghouse Electric and Manufacturing Co |
| 1 | Others | OH, Hamilton Co, Cincinnati, YMCA |
| 5 | Others | OH, Hamilton Co, Ivorydale, Procter and Gamble Co |
| 1 | Others | OH, Hamilton Co, Norwood, Allis-Chalmers Co |
| 1 | Others | OH, Hamilton Co, Wyoming, Procter and Gamble Co |
| 1 | Others | OH, Huron Co, Bellevue, Western Union Telegraph Co |
| 1 | Others | OH, Lake Co, Painesville, YMCA |
| 1 | Others | OH, Licking Co, Newark, National Lamp Works of General Electric Co |
| 1 | Others | OH, Licking Co, Newark, YWCA |
| 145 | Others | OH, Lorain Co, Oberlin, Oberlin College |
| 1 | Others | OH, Lorain Co, YMCA |
| 4 | Others | OH, Lucas Co, Toledo, American Bridge Co |
| 2 | Others | OH, Lucas Co, Toledo, General Electric |
| 9 | Others | OH, Lucas Co, Toledo, Toledo Museum of Art |
| 1 | Others | OH, Lucas Co, Toledo, Western Union Telegraph Co |
| 1 | Others | OH, Lucas Co, Toledo, YMCA |
| 1 | Others | OH, Lucas Co, Toledo, YWCA |
| 3 | Others | OH, Mahoning Co, Youngstown, Carnegie Steel Co |
| 2 | Others | OH, Mahoning Co, Youngstown, H. Koppers Co |
| 4 | Others | OH, Mahoning Co, Youngstown, Ohio Steel Co |
| 5 | Others | OH, Mahoning Co, Youngstown, Republic Iron and Steel Co |
| 1 | Others | OH, Mahoning Co, Youngstown, YMCA |
| 1 | Others | OH, Montgomery Co, Dayton, General Electric |
| 5 | Others | OH, Montgomery Co, Dayton, National Cash Register Co |
| 1 | Others | OH, Montgomery Co, Dayton, US Department of Defense |
| 1 | Others | OH, Montgomery Co, Dayton, YMCA |
| 1 | Others | OH, Muskingum Co, Zanesville |
| 1 | Others | OH, Seneca Co, Fostoria, National Carbon Co |
| 2 | Others | OH, Summit Co, Akron |
| 2 | Others | OH, Summit Co, Akron, B. F. Goodrich Co |
| 24 | Others | OH, Summit Co, Akron, Goodyear Tire and Rubber Co |
| 1 | Others | OH, Van Wert Co, Van Wert, YWCA |
| 1 | Others | OH, Washington Co, Marietta, Bell Telephone Co |
| 1 | Others | OH, Wayne Co, Wooster, Ohio Agricultural Experiment Station |
Added/Updated in the past 30 days 
Added/Updated today