Title Genres Topics Date (Start) Date (End)
Peter C. Peterson letter to Woodward H. Brown, regarding fall migration 1971, November 14, 1971 Correspondence Bird banding Bird watching Birds--Migration 1971-11-14 N/A
Gladys Black letter to Vernon M. Kleen regarding changes in habitat and birds sighted at the Red Rock Refuge and Pleasantville, Iowa area, August 15, 1973 Correspondence Field notes Bird watching Birds--Habitat Habitat (Ecology) 1973-08-15 N/A
Melba Wigg letter and report to Vernon M. Kleen regarding bird sightings in Pottawattamie and Mills Counties, Iowa, fall 1973 Correspondence Field notes Bird watching Rare birds 1973-12-07 N/A
Nicholas S. Halmi letters to Vernon M. Kleen regarding birds observed during summer and fall 1973. Correspondence Field notes Bird watching Birds--Identification Feathers Habitat (Ecology) Rare birds 1973-06-01 1973-11-30
Gladys Black letter to Vernon M. Kleen regarding shorebirds observed at Lake Red Rock, December 6, 1973 Correspondence Bird watching Charadriiformes | Shore-birds, Gulls, and Auks 1973-12-06 N/A
Lillian Serbousek letter to Lee Bush, regarding a Varied Thrush wintering in Cedar Rapids area in 1971, April 7, 1971 Correspondence Bird watching Rare birds 1971-04-07 N/A
Audubon field notes, winter 1970-1971, and Woodward H. Brown letter to Vernon M. Kleen regarding reporting practices, March 29, 1971 Correspondence Field notes Bird watching Ornithology--Periodicals Publishers and publishing 1970-12-01 1971-03-29
Gladys Black letter to Vernon M. Kleen regarding changes in habitat and birds sighted at Red Rock Refuge during 1968-1970, April 7, 1971 Correspondence Field notes Bird watching Birds--Habitat Birds--Nests 1971-04-07 N/A
Peter C. Petersen letter to Vernon M. Kleen regarding spring migration 1971, June 5, 1971 Correspondence Bird watching Birds--Migration Tyrannidae | Flycatchers 1971-06-05 N/A
Woodward H. Brown letter to Vernon M. Kleen regarding locations of bird sightings, June 10, 1971 Correspondence Bird watching 1971-06-10 N/A
Field notes for spring season 1971 Correspondence Field notes Bird watching 1971-03-01 1971-05-31
Gladys Black letter to Vernon Kleen regarding activities of Iowa Ornithologists' Union members, April 24, 1971 Correspondence Bird watching Birds--Behavior Rare birds 1971-04-24 N/A
Field notes for summer season 1971 Correspondence Field notes Bird watching Vireonidae | Vireos 1971-06-01 1971-07-31
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
Darwin Koenig letter to Woodward H. Brown regarding birds sighted, fall 1971 Correspondence Bird watching 1971-08-01 1971-11-30
J. Donald Gillaspey letter to Woodward H. Brown regarding birds sighted during fall 1971, November 12, 1971 Correspondence Bird watching 1971-11-12 N/A
Compiled supporting documentation for the Iowa Ornithologists' Union, Quarterly field report, Spring 1970. Correspondence Field notes Bird watching Birds--Migration Weather 1970-03-01 1970-06-14
Gladys Black letter to Peter C. Petersen regarding spring migration at Red Rock Refuge, June 12, 1970 Correspondence Field notes Bird watching Birds--Counting Birds--Migration Birds--Nests 1970-06-12 N/A
Audubon field notes, summer 1969, and R.G. Cortelyou letter to Peter C. Petersen regarding a Western Tanager, August 7, 1969 Correspondence Field notes Bird watching 1969-06-01 1969-07-31
Dorothy Franek letter to Peter C. Peterson regarding her first winter bird population study, March 10, 1969 Correspondence Bird watching Birds--Identification Ornithology--Methodology Weather 1969-01-01 1969-03-31
Dorothy Franek letter to Frances Braley regarding her activities with birds, January 17, 1969 Correspondence Maps (documents) Bird banding Bird watching Birds--Habitat Birds--Identification 1969-01-17 N/A
Dorothy Franek letter to Peter C. Petersen regarding bird sightings records, January 18, 1969 Correspondence Bird watching 1969-01-18 N/A
Iowa Ornithologists' Union, Quarterly field report, winter 1968-1969 Correspondence Field notes Bird watching 1968-12-01 1969-02-28
Iowa Ornithologists' Union, Quarterly field report, winter 1967-1968 Correspondence Field notes Bird watching Birds--Research Ornithology--Methodology 1967-12-01 1968-02-28
Audubon field notes for Iowa, fall 1966 Correspondence Field notes Bird watching Birds--Identification Birds--Migration Birds--Research Ornithology--Methodology Fringillidae | Finches 1966-08-01 1966-11-30