Title Genres Topics Date (Start) Date (End)
Field notes, photograph, and letter to James J. Dinsmore contributed by Ed Thelen, summer 2002 Correspondence Field notes Photographs Bird watching Birds--Counting Birds--Identification Birds--Nests Birds--Infancy 2002-06-01 2002-07-31
Jim Matthews letter to Jim Dinsmore regarding Clay-colored Sparrow sightings in Lyon County, July 30, 1986 Correspondence Field notes Photographs Birds--Identification Falconiformes | Hawks, Eagles, Falcons, Osprey, and Vultures Rare birds 1986-06-19 1986-07-30
Gladys Black letter to Michael Newlon regarding bird sightings including a Pine Grosbeak, February 1, 1984 Correspondence Field notes Photographs Bird feeders Bird watching Birds--Identification Rare birds 1984-02-01 N/A