Communism was being cultivated as a political and social ideology as early as the mid-19th century. This guide provides access to materials related to "Communism" in the Chronicling America digital collection of historic newspapers.

Communist Party official. Correspondence, memoranda, memoirs and additional writings, notes, printed matter, and other papers primarily relating to Benjamin’s life and his work in the Communist Party, particularly his activities as a leader in the organized unemployed movement during the 1930s.

Records of the Records of the Records of the Paul Avrich Anarchism Collection are now held in the Rare Book and Special Collections Division at the Library of Congress. The collection consists of materials collected by Dr. Paul Avrich in the course of is interests in anarchism and Russian history and as university professor and author. The original collection contains correspondence (labeled Manuscripts in the original finding aid), Secondary Literature, (scholarly manuscripts), Secondary Literature, Serials, Pamphlets and Ephemera. Supplementary materials added in 2006 include Non-Print Media, Index Card Files, Articles and Clippings, Correspondence and Photographs and Negatives.

Pamphlets, newspapers, periodicals, broadsides, posters, cartoons, sheet music, and prints relating primarily to American communism, socialism, and anarchism from 1870 through 1980, with the bulk of the material published between 1930 and 1949. The largest component deals with the operations of the Communist Party of the United States of America, its members, and various "front" organizations. Many pamphlets relate to the presidential campaigns of Earl Browder and William Z. Foster. Includes campaign literature for state and local contests in New York and California, and material concerning Afro-American communists and communist youth and student groups. Most items relating to socialism are found under the Socialist Party of the United States of America, its members, and affiliates. Included are state and local campaign materials, and pamphlets by Norman Thomas. The anarchist component of the collection includes materials published in the United States by leading European anarchists such as Johann Most, Rudolf Rocker, Alexander Berkman, Petr Kropotkin, Errico Malatesta, Carlo Tresca, and Emile Armand, with many works by Emma Goldman. Also includes pamphlets by American anarchists Benjamin Tucker and William B. Greene, and materials published by the Industrial Workers of the World.

The M & S Collection of American Radical Extremist Literature of the 20th Century's diversity is a reflection of this medley of American radical views. The collection documents the activities of extremist groups and their visions of the good community from 1934 to 1981, with the majority of the material centering on the years 1950 to 1981. The Collection embraces a vast number of subjects in a wide range of formats and genres, including broadsides, pamphlets, books, newspapers, newsletters, magazines, subscription and membership cards, order blanks, petitions, catalogs, advertisements, article reprints, and bumper stickers. The collection is strongest in printed ephemera: fund-raising letters, rally flyers, book order-forms, stickers, membership flyers, and propaganda pieces produced by many sorts of radical Americans. These materials chronicle the activities of radical groups, rallying, funds raising, propagandizing, theorizing, and petitioning.