U.S. Commissioner of Social Security - U.S. Committee for Justice to Latin American Political Prisoners, 1973, 1969, Box: 18, Folder: 24. Laird M. Wilcox Papers, RH WL MS 1. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/102140 Accessed November 23, 2024.