Title Genres Topics Date (Start) Date (End)
James Delehant letter to Vernon M. Kleen regarding unusual birds sighted during nesting season, August 22, 1972 Correspondence Bird watching Birds--Nests 1972-08-22 N/A
Keith M. Schreiner letter to Frederic Leopold regarding a Wood Duck nesting study paper, February 21, 1952 Correspondence Birds--Habitat Birds--Nests Ornithology--Study and teaching Predatory animals Squirrels--Behavior Ducklings 1952-02-21 N/A
Frederic Leopold letter to Keith M. Schreiner regarding Schreiner's thesis and Wood Duck nest predation, March 5, 1952 Correspondence Birds--Nests Ornithology--Study and teaching Predatory animals Squirrels--Behavior 1952-03-05 N/A
Field reports form for submitting seasonal observations of Iowa birds, Gerald Von Ehwegen, summer 2004 Field notes Forms (documents) Bird watching Birds--Nests Nest building Birds--Infancy 2004-06-01 2004-07-31
Field reports form for submitting seasonal observations of Iowa birds, Robert VanErsvelde and Connie VanErsvelde, summer 2004 Field notes Forms (documents) Bird watching Birds--Counting Birds--Identification Birds--Nests Birds--Infancy Birds--Feeding and feeds 2004-06-01 2004-07-31
Iowa Bluebird Directory 1990, Bluebird Recovery Program Maps (documents) Reports Charts (graphic documents) Bird populations Bird watchers Birds--Conservation Birds--Nests Birdhouses--Design and construction Predatory animals Wildlife reintroduction Insect pests--Control 1990-01-01 1990-12-31
Field note about a Northern Harrier sighting contributed by Bruce Ehresman and Kevin Blazek, summer 2005 Field notes Bird watching Birds--Nests Birds--Infancy 2005-06-01 2005-07-31
Field reports form for submitting seasonal observations of Iowa birds, Gerald Von Ehwegen, summer 2005 Field notes Forms (documents) Bird feeders Bird watching Birds--Counting Birds--Nests Birds--Infancy 2005-06-01 2005-07-31
2005 Iowa Peregrine nests Field notes Reports Bird banding Bird watching Birds--Counting Birds--Nests Birds--Infancy 2005-06-01 2005-07-31
Iowa Ornithologists' Union, Quarterly field report, summer 2005 Field notes Bird watching Birds--Counting Birds--Nests Forest birds Weather 2005-06-01 2005-07-31
Lantern slide and photograph of a female Yellow-headed Blackbird at a nest Lantern slides Photographs Birds--Nests 1927-06-12 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
Records Committee review for rare bird sighting for Trumpeter Swan in Newton in 1871 Administrative records Clippings (information artifacts) Field notes Birds--Breeding Birds--Identification Birds--Nests Rare birds 1871-01-01 1994-02-03
Records Committee review for rare bird sighting for Trumpeter Swan at the headwaters of Des Moines River in 1875 Administrative records Clippings (information artifacts) Field notes Birds--Behavior Birds--Identification Birds--Migration Birds--Nests Rare birds 1907-01-01 1994-02-03
Records Committee review for rare bird sighting for Trumpeter Swan at Little Twin Lakes in 1883 Administrative records Clippings (information artifacts) Field notes Birds--Breeding Birds--Identification Birds--Nests Rare birds 1907-01-01 1994-02-03
Frederic Leopold letter to Lawrence A. Bjonerud regarding identifying Wood Ducks, May 18, 1966 Correspondence Birds--Habitat Birds--Identification Birds--Nests 1966-05-18 N/A
Lantern slide and photograph of a Killdeer standing by a nest Lantern slides Photographs Birds--Eggs Birds--Nests 1927-07-06 N/A
Stella M. Perkins letter to Frederic Leopold regarding Wood Duck houses Correspondence Birds--Nests Birdhouses Bird attracting Raccoon--Behavior Zoological illustration 1966-05-01 1966-05-18
Don Joffray letter to Frederic Leopold regarding Wood Duck houses and nest takeover and predation, April 20, 1966 Correspondence Birds--Eggs Birds--Nests Birdhouses--Design and construction Predatory animals Squirrels--Behavior Raccoon--Behavior 1966-04-20 N/A
Frederic Leopold letter to Don Joffray regarding Wood Duck houses and nest predation, April 25, 1966 Correspondence Birds--Eggs Birds--Nests Birdhouses--Design and construction Predatory animals Raccoon--Behavior 1966-04-25 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
Gladys Black letter and report to Vernon M. Kleen regarding winter Red Rock Lake area bird sightings, March 6, 1974 Correspondence Field notes Bird populations Bird watching Birds--Nests Birds--Research 1974-03-06 N/A
Letter and bird sighting checklist from Robert and Valerie Jessen to Vernon M. Kleen, spring migration 1974 Checklists Correspondence Field notes Bird banding Bird populations Bird watching Birds--Behavior Birds--Nests Falconiformes | Hawks, Eagles, Falcons, Osprey, and Vultures 1974-03-01 1974-05-31
Letter from Robert Jessen to Vernon M. Kleen regarding birds sighted near Oskaloosa, summer 1974 Correspondence Field notes Bird watching Birds--Nests Birds--Research Troglodytidae | Wrens 1974-06-01 1974-07-31
Gladys Black letters to Vernon M. Kleen regarding fall migration and nesting season, 1974 Correspondence Field notes Bird watching Birds--Migration Birds--Nests Habitat (Ecology) Radio and television tower bird strikes 1974-08-01 1974-11-30