Title Genres Topics Date (Start) Date (End)
Walter Rosene letter to the United States Bureau of Biological Survey regarding a 1925 bird migration report, January 18, 1926 Correspondence Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology Scolopacidae | Sandpipers, Phalaropes, and allies Vireonidae | Vireos Parulidae | Warblers Emberizidae | Sparrows 1926-01-18 N/A
Walter Rosene letter to the United States Bureau of Biological Survey regarding bird observations from a trip to North Dakota, May 1, 1925 Correspondence Field notes Bird watching Birds--Migration Birds--Research Icteridae | Blackbirds, Orioles, Meadowlarks, and allies Anseriformes | Ducks, Geese, and Swans Laridae | Gulls and Terns Hirundinidae | Swallows Vireonidae | Vireos Troglodytidae | Wrens Emberizidae | Sparrows 1925-05-01 N/A
Woodward H. Brown letter to Peter C. Petersen regarding winter migration, April 2, 1966 Correspondence Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1966-04-02 N/A
Woodward H. Brown letter to Peter C. Petersen regarding winter migration, March 19, 1966 Correspondence Field notes Bird watching Birds--Migration Birds--Research Columbiformes | Doves and Pigeons Sittidae | Nuthatches Ornithology--Methodology 1966-03-19 N/A