Magazines/Booklets: "The Modotti," "Approaching Calamity: Case History" (July 1936), "History of the Communist Party of the Soviet Union Fourth International" (May-June 1951), "Fourth International," (July-August 1951)

Magazines/Booklets: "The Modotti," "Approaching Calamity: Case History" (July 1936), "History of the Communist Party of the Soviet Union Fourth International" (May-June 1951), "Fourth International," (July-August 1951), Box: 4, Folder: 10. Leo Gallagher papers, RH WL MS 17. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/15744 Accessed November 13, 2025.