Correspondence, Max Eastman, June 19, 1956 and February 21, 1966, Box: 1, Folder: 8. Melvin Landsberg Papers: Correspondence with and about John Dos Passos, MS 342. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/372348 Accessed February 15, 2025.