Citation
Smith. 1960. “Photograph "Dr. William H. Cross (left), Entomologist in Charge of the Sebring Methods Development Unit, and A. J. Graham, Entomologist, Examine One of the Trays of Pupae Produced Without Sand.” Special Collections, USDA National Agricultural Library. Accessed January 5, 2025, https://www.nal.usda.gov/exhibits/speccoll/items/show/7369.