1990-1991 Program Flyers, A; History of Paleontological Research Institute 1932-1982 by K.W. Palmer; 1980's program sheets, A, 1990-1991, 1932-1982, 1980's

1990-1991 Program Flyers, A; History of Paleontological Research Institute 1932-1982 by K.W. Palmer; 1980's program sheets, A, 1990-1991, 1932-1982, 1980's, Box: 2, Folder: 38. Sigma Delta Epsilon, Alpha Chapter records, 37-4-835. Division of Rare and Manuscript Collections. https://archives.library.cornell.edu/repositories/2/archival_objects/69131 Accessed October 22, 2025.