Pro. Travis and associate (frames 1-11); Prof. Pechuman with aphid collection given to the college by Dr. Leonard. (Frames 12-20a), June 1968

Pro. Travis and associate (frames 1-11); Prof. Pechuman with aphid collection given to the college by Dr. Leonard. (Frames 12-20a), June 1968, Job #14, Box: 12. Cornell University Media Services Photo Section records, 21-37-2227. Division of Rare and Manuscript Collections. https://archives.library.cornell.edu/repositories/2/archival_objects/163840 Accessed December 31, 2025.