Title Genres Topics Date (Start) Date (End)
Video of a Lesser Black-backed Gull, Bob Cecil, October 20,1986 Field recordings Bird watching Birds--Identification 1986-10-20 N/A
Goldfinch beakon, April/May 1998 Serials (publications) Bird watching Birds--Research Ornithology--Methodology Ornithology--Societies, etc 1998-04-01 1998-05-31
Notes for additional birds observed in the Iowa City area, winter 1975 Field notes Bird watching Birds--Counting 1975-12-10 N/A
Notes on birds observed on May 11 big day Field notes Bird watching Birds--Identification Birdsongs 1993-05-09 1993-05-11
Philip DuMont telegram to Burt Gresham regarding Goose migration Correspondence Field notes Bird watching Birds--Counting Birds--Migration 1936-03-01 1936-05-31
Arrival dates of water birds Research notes Bird watching Birds--Geographical distribution Birds--Migration Charadriiformes | Shore-birds, Gulls, and Auks Water birds N/A N/A
Winter visitors Research notes Bird watching Birds--Geographical distribution Winter N/A N/A
Species considered extinct in Iowa Research notes Bird watching Birds--Geographical distribution Extinct birds Rare birds Birds--Collection and preservation N/A N/A
A list of birds in "Birds of Iowa" which lack Iowa specimens Research notes Bird watching Birds--Geographical distribution Zoological specimens N/A N/A
Permanent residents Research notes Bird watching Birds--Geographical distribution N/A N/A
Breeding status undetermined Research notes Bird watching Birds--Geographical distribution Zoological specimens N/A N/A
List of bird sighted in Boone County on May 14, 1933 Field notes Research notes Bird watching Anseriformes | Ducks, Geese, and Swans Parulidae | Warblers Weather Emberizidae | Sparrows 1933-05-14 N/A
Average date of arrival of migratory birds Research notes Bird watching Birds--Migration Rare birds N/A N/A
List of Iowa birds Research notes Drafts (documents) Articles Bird watching Birds--Geographical distribution N/A N/A
List of birds, Fall 1933 to Spring 1934 Research notes Bird watching Birds--Geographical distribution Birds--Collection and preservation N/A N/A
Additional records of Starlings in Central Iowa Reports Drafts (documents) Bird watching Birds--Geographical distribution Introduced birds N/A N/A
General notes on Starlings by Charles Spiker Field notes Reports Drafts (documents) Bird watching Introduced birds N/A N/A
David Dankert note to Jim Dinsmore regarding additional sighting, summer 1995 Correspondence Field notes Bird watching 1995-06-01 1995-07-31
Clem Klaphake note to Mark Orsag regarding Prairie Falcon sighting Correspondence Field notes Bird watching Birds--Identification 1999-08-01 1999-11-30
Rob Thelen letter to Thomas Kent regarding spring report, spring 1995 Correspondence Field notes Bird watching 1995-03-01 1995-05-31
Peter Ernzen letter to Thomas Kent regarding spring migration, spring 1998 Correspondence Field notes Bird watching Birds--Identification Birds--Migration Birdsongs 1998-03-01 1998-05-31
Eva Wiedemeyer letter to Jim Dinsmore regarding Upland Sandpiper sighting, summer 1995 Correspondence Field notes Bird watching 1995-06-01 1995-07-31
Emil Nauman letter to Philip DuMont regarding bird sightings Correspondence Bird watching Birds--Identification N/A N/A
Donald Gillaspey letter to Thomas Kent regarding bird sightings, fall 1994 Correspondence Field notes Bird watching Birds--Behavior Birds--Identification Birds--Nests Birdsongs Birds--Infancy 1994-08-01 1994-11-30
Thomas Kent letter to Robert Gruenewald regarding request for more information, spring 1998 Correspondence Field notes Forms (documents) Bird watching Birds--Identification 1998-03-01 1998-05-31