Title Genres Topics Date (Start) Date (End)
Woodward H. Brown letter to Iowa Ornithologists Union members regarding Red-shouldered Hawk and Red-tailed Hawk populations Correspondence Bird populations Bird surveys Birds--Research N/A N/A
Woodward H. Brown letter to Nicholas S. Halmi regarding bird sightings, February 7, 1978 Correspondence Field notes Bird watching Birds--Research 1978-02-07 N/A
Woodward H. Brown letter to Nicholas S. Halmi regarding bird sightings, January 11, 1978 Correspondence Field notes Bird watching Birds--Research Ornithology--Methodology 1978-01-11 N/A
Woodward H. Brown letter to Peter C. Petersen regarding Aubudon field notes, December 9, 1964 Correspondence Field notes Bird populations Bird watching Birds--Research Ornithology--Methodology Charadriiformes | Shore-birds, Gulls, and Auks 1964-12-09 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
Woodward H. Brown postcard to Peter C. Petersen regarding the sighting of a female Oldsquaw and an Ani in Cedar Rapids, December 12, 1966 Correspondence Field notes Bird watching Birds--Research Ornithology--Methodology 1966-12-12 N/A