| (5151) Prisons, Living Conditions, Florida, 1910s-1920s |
| (5149) Prisions, Living Conditions, Florida, 1910s-1920s |
| (5159) Daniel de Leon, Socialism, Portrait, 1900s |
| (5153) Harry Orchard, Thomas Hogan, Steunenberg Trial, 1908 |
| (5155) Harry Orchard, Thomas Hogan, Portrait, 1900s |
| (5148) Prisons, Living Conditions, Florida, 1910s-1920s |
| (5158) IWW Members, Direct Action, Portrait, 1910s |
| (5140) Demonstrations, Oil Workers, Smackover, Arkansas, 1922 |
| (5136) Oil Industry, Salt Creek District, Wyoming, 1910s-1920s |
| (5121) Relief, Strike Kitchen, Stellarton Mine Strike, Nova Scotia, 1925 |
| (5120) Mining, Cobalt, Ontario, 1900s-1910s |
| (5143) Prison Colonies, Inmates, Orange County, Florida, 1910s-1920s |
| (5144) Prison Colonies, Inmates, Orange County, Florida, 1910s-1920s |
| (5122) Mining Industry, Cobalt, Ontario, 1910s |
| (5119) National Tube Strike, Youngstown, Pennsylvania, 1916 |
| (5139) Oil Industry, Smackover, Arkansas, 1910s-1920s |
| (5132) Oil Industry, Workers, 1910s |
| (5145) Prison Colonies, Florida, 1910s-1920s |
| (5141) Oliver Steel Strike, Demonstration, Pittsburgh, 1911-1912 |
| (5142) Oliver Steel Strike, Demonstration, Pittsburgh, 1911-1912 |
| (5099) Strikes, Meetings and Demonstrations, Mining, 1920s |
| (5100) Strikes, Steel Industry, 1919 |
| (5112) Portraits, Charles Moyers, Western Federation of Miners, 1910s-1920s |
| (5118) Strikes, National Tube Strike, Youngstown, Pennsylvania, 1916 |
| (5111) Motion Picture Operator's Union, I.A.T.S.E, Local 171, 1910s-1920s |
| (5103) Miners, Mining, 1910s-1920s |
| (5113) Portraits, Milee Mucica, 1910s-1920s |
| (5116) IWW Membership, Publications, "Industrial Pioneer", 1910s-1920s |
| (5105) Miners, Group Portriat, 1910s-1920s |
| (5083) Jospeh Ettor, Meetings, 1910s |
