Title Genres Topics Date (Start) Date (End)
Ron Andrews letter to James J. Dinsmore regarding the identification of a Rufous Hummingbird, fall 1987 Correspondence Bird feeders Bird watching Birds--Identification Rare birds Apodiformes | Swifts and Hummingbirds 1987-08-01 1987-11-30
Walter Rosene letter to Philip DuMont regarding the Biological Survey, photography, and nests, October 19, 1927 Correspondence Bird surveys Birds--Nests Icteridae | Blackbirds, Orioles, Meadowlarks, and allies Photography of birds Water birds Apodiformes | Swifts and Hummingbirds Snakes--Behavior 1927-10-19 N/A