Syllabi, class readings, and notes from a Marxist Leadership School course about Karl Marx, Friedrich Engels, and Marxist history.

The collection comprises issues of the internal bulletin of the Johnson-Forest Tendency, a Marxist-Humanist tendency within the Workers Party and the Socialist Workers Party (SWP) led by C.L.R. James, Raya Dunayevskaya, and Grace Lee Boggs.

The collection contains minutes, discussion bulletins, agendas, notes, audiocassettes, subject files, a draft resolution, and one commercial lease document that reflect the founding and administration of the Socialist Workers Organization (SWO) from 2001-2004. The SWO is a Trotskyist political organization that was founded by expelled members of Socialist Action in 1999.

The collection contains the internal bulletin of the Revolutionary Marxist Committee and Revolutionary Marxist Papers, the organization's journal. It also contains a newsletter of the Revolutionary Marxist Organizing Committee.

The collection reflects the activities, statuses, and guiding principles of the Socialist Labor Party (SLP) from 1976-1994. It comprises documents from National Conventions from 1976 to 1993, pamphlets, leaflets, one Constitution, and one catalogue from New York Labor News, the Party's publisher.

The collection reflects the activities, statuses, and principles of the Revolutionary Socialist League, a Trotskyist organization that advocated for the unification of the working class, the rebuilding of the Fourth International, and for championing various social causes. It contains Internal Discussion Bulletins, reports, newsletters, position papers, and one Politial Resolution from the organization's Founding Convention.