Mexico- Tim Leary letters to JR 1960-62, personal letters from Harvard re: mushrooms, testing mind-expansion, 1960 - 1961

Mexico- Tim Leary letters to JR 1960-62, personal letters from Harvard re: mushrooms, testing mind-expansion, 1960 - 1961, Box: 38, Folder: 27. Robinson-Clapp family archives, RH MS 578. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/581884 Accessed January 23, 2026.