Northeast Aerial Applicator's Conference, 18 vols., 1966-1983 ; New York State Insecticide and Fungicide recommendations,, 1966-1983, 1978-1981

Northeast Aerial Applicator's Conference, 18 vols., 1966-1983 ; New York State Insecticide and Fungicide recommendations,, 1966-1983, 1978-1981, Box: 6. George G. Gyrisco papers, 21-23-2228. Division of Rare and Manuscript Collections. https://archives.library.cornell.edu/repositories/2/archival_objects/167363 Accessed January 16, 2026.