"A Generic Key to the Basidiomycetes and Protobasidiomycetes" printed by G.D. Harris for Botany Course at Cornell, Late 1890s, Box: 6, Folder: 7. Gilbert Harris papers, 14-5-4663. Division of Rare and Manuscript Collections. https://archives.library.cornell.edu/repositories/2/archival_objects/1932730 Accessed August 24, 2026.