Title Genres Topics Date (Start) Date (End)
Spring record listing, Iowa, Bery Engebretsen, May 30, 1999 Field notes Bird watching Birds--Food Birds--Nests Birdsongs 1999-05-30 N/A
Spring migration, March 1-May 24, 1984, contributed by Peter C. Petersen Field notes Bird watching Birds--Migration Birds--Nests 1984-03-01 1984-03-24
Spring field reports, Eugene and Eloise Armstrong Field notes Bird watching Birds--Nests Birds--Infancy 1994-03-01 1994-05-31
Spring field reports, 1998, Jim Dinsmore Field notes Bird watching Birds--Eggs Birds--Identification Birds--Nests Birdsongs 1998-03-01 1998-05-31
Spring field reports, 1995, Jim Dinsmore Field notes Bird watching Birds--Identification Birds--Nests 1995-03-01 1995-05-31
Spring 1999, Jim Dinsmore Field notes Bird watching Birds--Identification Birds--Nests Birdsongs 1999-03-01 1999-05-31
Spring 1999, Diane Porter, June 8, 1999 Field notes Bird watching Birds--Eggs Birds--Identification Birds--Nests 1999-06-08 N/A
Spring 1999 field report, Jim Sinclair Field notes Bird watching Birds--Nests Parulidae | Warblers 1999-03-01 1999-05-31
Spring 1998 Iowa field report, Chris Edwards Field notes Bird watching Birds--Eggs Birds--Identification Birds--Migration Birds--Nests Parulidae | Warblers Weather 1998-03-01 1998-05-31
Spring 1986 field reports, Steve Dinsmore Field notes Bird watching Birds--Identification Birds--Nests Birdsongs 1986-03-01 1986-05-31
Spring '86 field reports, Erik Munson Field notes Bird watching Birds--Eggs Birds--Nests Birdsongs 1986-03-01 1986-05-31
Special sighting reports, Thomas Rosburg, summer 1987 Field notes Forms (documents) Bird watching Birds--Identification Birds--Nests Ornithology--Methodology Rare birds 1987-06-01 1987-07-31
Southwest Iowa Field Notes Field notes Bird watching Birds--Nests Anseriformes | Ducks, Geese, and Swans Water birds 1978-06-01 1978-07-31
Sighting record listing, Iowa, 6/1/1999-7/31/1999, Bery Engebretsen Field notes Bird watching Birds--Nests 1999-06-01 1999-07-31
Sighting record listing, Iowa, 6/1/1999 - 7/31/1999, Dave Killman Field notes Bird watching Birds--Nests 1999-12-06 N/A
Sighting record listing, David Killman, June 4, 1999 Field notes Bird watching Birds--Identification Birds--Nests 1999-06-04 N/A
Sharon Steffens letter to Thomas H. Kent with incorporated field notes, May 29, 1985 Correspondence Field notes Bird populations Bird surveys Bird watching Birds--Nests Photography of birds 1985-05-29 N/A
Saylorville's Cooper's Hawks Correspondence Field notes Bird watching Birds--Nests 1986-08-22 N/A
Ross W. Silcock letter to Nicholas S. Halmi regarding bird sightings, June 3, 1978 Correspondence Field notes Bird watching Birds--Nests Birds--Research Charadriiformes | Shore-birds, Gulls, and Auks 1978-06-03 N/A
Ross Silcock letter to Thomas H. Kent regarding bird sightings, August 5, 1979 Correspondence Field notes Bird banding Bird watching Birds--Counting Birds--Nests Birds--Research 1979-08-05 N/A
Robert Jessen letter to Vernon M. Kleen regarding birds sighted in Mahaska County during winter, April 2, 1974 Correspondence Field notes Bird banding Bird watching Birds--Counting Birds--Nests 1974-04-02 N/A
Robert I. Cecil letter to Jim Dinsmore regarding field note, June 29, 1985 Correspondence Field notes Forms (documents) Bird watching Birds--Counting Birds--Habitat Birds--Identification Birds--Nests Tyrannidae | Flycatchers Laridae | Gulls and Terns Ciconiiformes | Herons, Bitterns, Egrets, Ibises, and Storks Vireonidae | Vireos Parulidae | Warblers Birds--Feeding and feeds 1985-06-29 N/A
Robert Gruenewald letter to Thomas Kent regarding bird sightings, June 8, 1998 Correspondence Field notes Bird watching Birds--Identification Birds--Nests Photography of birds 1998-06-08 N/A
Rita Goranson letter to Thomas Kent regarding Yellow-bellied Sapsuckers, June 5, 1998 Correspondence Field notes Bird watching Birds--Nests 1998-06-05 N/A
Red Rock Lake, Red Rock Refuge, Iowa, spring 1973 Field notes Bird watching Birds--Nests Birds--Research Environmental monitoring 1973-03-01 1973-05-31