Title Genres Topics Date (Start) Date (End)
Barb L. Wilson letter to Thomas H. Kent regarding weather and bird migration, June 2, 1985, with accompanying field notes Correspondence Field notes Bird banding Bird watching Birds--Identification Birds--Migration Birds--Nests Birdsongs Weather Birdhouses 1985-06-02 N/A
Ries Tuttle letter to Frederic Leopold with a forwarded letter from Ronald H. Wilkison regarding Wood Duck houses, January 9, 1952 Correspondence Birdhouses--Design and construction Bird attracting 1952-01-09 N/A
Frederic Leopold letter regarding a request for Wood Duck house information, February 1, 1952 Correspondence Birdhouses--Design and construction Bird attracting 1952-02-01 N/A
Adrey E. Borell letter to Frederic Leopold regarding Wood Duck houses, December 12, 1951 Correspondence Birds--Habitat Birdhouses Predatory animals Duck populations 1951-12-12 N/A
K. D. Bartell letter to Frederic Leopold regarding a request for information on Wood Duck houses, January 9, 1952 Correspondence Birdhouses--Design and construction Bird attracting 1952-01-09 N/A
Raymond Findley letter to Frederic Leopold regarding a request for information on Wood Duck houses, February 4, 1952 Correspondence Birds--Nests Country life Birdhouses--Design and construction Bird attracting 1952-02-04 N/A
Lee Miller letter to Frederic Leopold regarding Wood Duck houses, February 8, 1952 Correspondence Birdhouses--Design and construction Duck populations Ducklings Wood duck--Behavior 1952-02-08 N/A
Peter P. Laude letter to Frederic Leopold regarding an invitation to view nesting Wood Ducks, April 16, 1952 Correspondence Birds--Habitat Birds--Nests Ornithology--Study and teaching Birdhouses 1952-04-16 N/A
Frederic Leopold letter to John C. Welter regarding a request for Wood Duck house information, September 14, 1964 Correspondence Birdhouses--Design and construction Bird attracting 1964-09-14 N/A
John C. Welter letter to Frederic Leopold regarding Wood Duck house information, September 9, 1964 Correspondence Birdhouses--Design and construction Bird attracting 1964-09-09 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
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 Sue L. Schroder regarding Wood Duck houses, June 1, 1966 Correspondence Birdhouses--Design and construction Bird attracting 1966-06-01 N/A
Sue L. Schroder letter to Frederic Leopold regarding Wood Ducks, May 29, 1966 Correspondence Country life Birdhouses Bird attracting 1966-05-29 N/A
Frederic Leopold letter to Grace McManis regarding Wood Duck houses, May 17, 1966 Correspondence Birdhouses--Design and construction Birds--Feeding and feeds Ducklings 1966-05-17 N/A
Gus Glaser letter to Frederic Leopold regarding Wood Duck houses, May 20, 1966 Correspondence Birds--Habitat Birdhouses Bird attracting 1966-05-20 N/A
Merle Strasser letter to Frederic Leopold regarding Wood Ducks, May 18, 1966 Correspondence Bird watching Wildlife conservation Wildlife conservationists Birdhouses 1966-05-18 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
Frederic Leopold letter to the Des Moines County Conservation Board regarding Wood Duck houses, April 21, 1970 Correspondence Bird watching Birdhouses Duck populations 1970-04-21 N/A
John C. Welter letter and attached list to Frederic Leopold regarding Wood Duck houses, May 14, 1970 Correspondence Bird watching Birdhouses 1970-05-14 N/A
Frederic Leopold letter to Clarence Schneider regarding a Wood Duck study, March 29, 1963 Correspondence Bird surveys Birds--Nests Ornithology--Methodology Birdhouses Ducks--Counting 1963-03-29 N/A
Wood Duck nesting records, volume two, 1954-1966 Clippings (information artifacts) Correspondence Field notes Birds--Nests Birds--Research Ornithology--Methodology Birdhouses Eggs--Incubation Ducks--Counting Ducklings Wood duck--Behavior 1954-01-01 1966-12-31
Wood Duck nesting records, volume three, 1967-1978 Clippings (information artifacts) Correspondence Printed ephemera Field notes Birds--Eggs Birds--Nests Birds--Research Ornithology--Methodology Birdhouses Eggs--Incubation Ducks--Counting Ducklings Wood duck--Behavior 1967-01-01 1978-12-31
Dorothy Clayton Pohl letter regarding house finch sightings, July 23, 1986 Correspondence Field notes Bird watching Birdhouses 1986-07-23 N/A
Bruce Ehresman letter to Lee Gladfelter regarding wildlife notes, July 1, 1994 Correspondence Field notes Bird watching Birds--Nests Birdhouses 1994-07-01 N/A