| (4744) Everett Massacre, Prisoners, Washington, 1917 |
| (4755) Oil Wells, Fargo, North Dakota, Undated |
| (4753) Everett Massacre, Violence, Hugo Gerlot, Washington, 1916 |
| (4760) Folsom State Penitentiary, California, 1910s |
| (4751) Everett Massacre, Violence, Victims, Washington, 1916 |
| (4758) Housing Conditions, Automobile Workers, Flint, Michigan, Undated |
| (4748) Everett Massacre, Ketchum Home, Washington, 1916 |
| (4756) Oil Fields, Fargo, North Dakota, Undated |
| (4743) Everett Massacre, Verona, Ship, Washington, 1910s |
| (4754) Everett Massacre, Violence, John Looney, Washington, 1916 |
| (4752) Everett Massacre, Violence, Victims, Washington, 1916 |
| (4737) Phil Engle, Funerals, Undated |
| (26675) Paterson Silk Strike, Elizabeth Gurley Flynn, Rallies, 1913 |
| (4734) Messabi Strike, Duluth, Minnesota, 1916 |
| (393) Everett Memorial, Violence, May Day, Washington, 1917 |
| (4741) Everett Massacre, Funeral, November 1916 |
| (267) Paterson Strike, Flynn, Haywood, Children, Paterson, New Jersey, 1913 |
| (4738) Emil Engstrom, Lumber, Pacific Northwest, 1910s |
| (26676) Paterson Strike, Paterson Pageant, Haywood, Tresca, New York, 1913 |
| (4735) IWW Members, Duluth, Minnesota, 1910s |
| (11685) Paterson Strike, Paterson Pageant, New York, 1913 |
| (394) William "Big Bill" Haywood, Portrait, 1910s |
| (31812) Colorado Coal Strike, Violence, Walsenburg, 1928 |
| (4740) Organizers, Joseph Ettor, 1910s |
| (26677) Elizabeth Gurley Flynn, "The Rebel Girl," Illustration |
| Cesar Chavez, Walter Reuther, and the United Farm Workers of America Collection |
| (31285) SEIU Local 399 Strike, 1960s |
| (31301) SEIU International Convention, EVP Bill Stodghill, 1980 |
| (31517) AFL-CIO Convention, SEIU EVP Member Rosemary Trump, California, 1985 |
| (31518) Coalition of Labor Union, SEIU IEB Member Rosemary Trump, 1974 |
