Copeland, Ross, Ford Foundation Grant, 68-M-1885-14000, 1973, Box: 14, Folder: 1. University of Kansas Schiefelbusch Institute for Life Span Studies records, RG 35. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/452570 Accessed November 27, 2024.