| (4923) Demonstrations, Free Speech, LGBTQ Rights, San Francisco, 1992 |
| (4930) Pickets, "The EndUp," San Francisco, 1992 |
| (4932) Buildings and Halls, Marine Transport Workers Industrial Union 510, 1990s |
| (4925) IWW Meetings, 1909 |
| (4924) Demonstrations and Boycotts, San Francisco, 1990s |
| (4931) IWW Meetings, Entertainment, Jerry Dymny "Smokey George,"1990s |
| (4922) Boycotts and Demonstrations, 1990s |
| (4915) Idaho Lumber Strike, Pickets, Scabs, Undated |
| (4910) Strikes, Violence, Homestead Strike, Pennsylvania, 1919 |
| (4914) Idaho Lumber Strike, Violence, Stamps |
| (30987) SWE Awards, JETS Exposition, 1964 |
| (30986) Solid State Switching Exhibit, JETS, 1964 |
| (30984) Computer Exhibit, JETS, 1964 |
| (30978) "Keeping in Orbit Mathematically" JETS Exhibit, 1964 |
| (30977) "Keeping in Orbit--Mathematically" JETS exhibit, 1964 |
| (30976) Red Rocks Ampitheatre Tour, Denver, 1963 |
| (30973) Puget Sound Tour, Seattle, 1960 |
| (30971) Puget Sound Tour, Seattle, 1960 |
| (30969) Lois Graham, Seattle, 1960 |
| New Masses |
| Mill Hunk Herald |
| The Militant |
| Midwest Labor Digest |
| Michigan Worker |
| Michigan Worker |
| Michigan Union Advocate |
| (4870) William "Big Bill" Haywood, Trial, Courtroom Scene, Idaho, 1907 |
| (4876) Strike Breakers, Portrait, Tom Heenan, 1910s |
| (4872) William "Big Bill" Haywood, Trial, Courtroom Scene, Idaho, 1907 |
| (4892) Joe Hill, Funeral, Chicago, 1915 |
