Title Genres Topics Date (Start) Date (End)
Robert Jessen letter and checklist to Vernon M. Kleen regarding birds sighted during 1974 fall migration, December 1, 1974 Checklists Correspondence Bird watching Birds--Identification Birds--Migration Birds--Research Ornithology--Methodology 1974-08-01 1974-11-30
Robert Jessen letter and checklist to Vernon M. Kleen regarding winter birds sighted in Mahaska County, April 2, 1975 Checklists Correspondence Field notes Bird watching Birds--Identification Birds--Research Ornithology--Methodology 1975-04-02 N/A
Bird sightings checklist, spring 1977 Checklists Field notes Bird watching Birds--Research Ornithology--Methodology 1977-03-01 1977-05-31
Iowa Ornithologists' Union field check list, winter 1979-1980 Checklists Field notes Bird watching Birds--Identification Birds--Research Ornithology--Methodology 1979-12-01 1980-02-28
Field report and bird sightings checklist contributed by Peter P. Wickham, summer 1982 Checklists Field notes Bird declines Bird watching Birds--Identification Birds--Nests Birds--Research Ornithology--Methodology Parulidae | Warblers 1982-06-01 1982-07-31
List of names of Iowa birders Checklists Bird watchers Ornithology--Societies, etc 1986-06-01 1986-07-31
Iowa bird observers name and location list Checklists Bird watchers Ornithology--Methodology 1986-12-01 1987-02-28
List of contributors to the Iowa Ornithologists' Union quarterly field reports Checklists Bird watchers Ornithology--Methodology 1993-08-01 1993-11-30
Rare bird documentation form and field checklist for Barn Owl at Mount Ayr State Wildlife Area in 1983 Checklists Field notes Birds--Identification Captive wild birds Ornithology Rare birds Wildlife conservation Wildlife reintroduction 1983-04-29 N/A
List of contributors to the Iowa Ornithologists' Union quarterly field reports Checklists Bird watching Ornithology 2004-06-01 2004-07-31
List of contributors to the Iowa Ornithologists' Union quarterly field reports Checklists Bird watchers Ornithology--Methodology 2005-06-01 2005-07-31