Frederic Leopold letter to A.S. Hawkins regarding hunting and the effect on duck populations, January 13, 1988
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Correspondence
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Birds--Conservation Birds--Habitat Hunting--Moral and ethical aspects Wildlife habitat improvement Waterfowl management Duck populations
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1988-01-13
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N/A
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Manuscript, graphic, and printed material
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Letter from Frederic Leopold to A.S. Hawkins regarding hunting and the effect on duck populations, January 13, 1988. The letter voices reasons why Leopold disagrees with the theory of unsuitable habitats as a cause for the declining duck population. F. Leopold references his brother, Aldo Leopold, and his book "Game Management" as well as the philosophy of limiting factors. F. Leopold expresses his belief that spending more money on habitat improvement will not produce more ducks and the best solution would be to have less hunting of ducks.
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Leopold, Frederic, 1895-1989
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Wood Duck
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Burlington
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Frederic Leopold Papers | MS 113
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2
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12
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Gus Glaser letter to Frederic Leopold regarding Wood Duck houses, May 20, 1966
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Correspondence
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Birds--Habitat Birdhouses Bird attracting
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1966-05-20
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N/A
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Manuscript, graphic, and printed material
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Letter from Gus Glaser to Frederic Leopold regarding Wood Duck houses, May 20, 1966. The letter asks for suggestions on how to attract Wood Ducks to nest and where the best location would be to place the houses. This document is related to a reply from Frederic Leopold: https://avian.lib.iastate.edu/documents/3097/view
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Glaser, Gus
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Wood Duck
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Burlington Fort Dodge Lost Island Lake
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Frederic Leopold Papers | MS 113
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2
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13
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Frederic Leopold letter to Lawrence A. Bjonerud regarding identifying Wood Ducks, May 18, 1966
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Correspondence
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Birds--Habitat Birds--Identification Birds--Nests
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1966-05-18
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N/A
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Manuscript, graphic, and printed material
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Letter from Frederic Leopold to Lawrence A. Bjonerud regarding identifying Wood Ducks, May 18, 1966. The letter offers suggestions on how to tell the difference between a Mallard and a Wood Duck since the two ducks look similar. This document is in response to a letter from Lawrence A. Bjonerud: https://avian.lib.iastate.edu/documents/3104/view
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Leopold, Frederic, 1895-1989
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Wood Duck Mallard
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Burlington Dubuque
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Frederic Leopold Papers | MS 113
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2
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13
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Experiences with home grown Wood Ducks
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Lecture notes Reports
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Birds--Habitat Birds--Nests Predatory animals Eggs--Incubation Ducks--Counting Ducklings Wood duck--Behavior
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1965-12-08
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1965-12-09
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Manuscript, graphic, and printed material
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A paper describing Frederic Leopold's Wood Duck nesting project which was later presented at Wood Duck Management and Research: A Symposium which was held on December 8-9, 1965. The paper covers several topics including the following: nest site selection, egg laying, predatory animals, egg incubation, hatching and departure of the ducklings, and how to handle orphaned ducklings. A table for the years 1943-1965 listing the number of nesting boxes available and used, the number of eggs laid and hatched, and the number of nests destroyed by predators is also included.
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Leopold, Frederic, 1895-1989
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Wood Duck
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Burlington
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Frederic Leopold Papers | MS 113
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2
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13
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Photograph of a Wood Duck perched on a Wood Duck house
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Photographs
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Birds--Habitat Birds--Research Birdhouses
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1960-01-01
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1960-12-31
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Manuscript, graphic, and printed material
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A Wood Duck is perched on top of a wooden Wood Duck house that is attached to a tree trunk, 1960.
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Leopold, Frederic, 1895-1989
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Wood Duck
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Burlington
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Frederic Leopold Papers | MS 113
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6
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4
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Photograph of a male and female Wood Duck in a tree
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Photographs
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Birds--Habitat Birds--Research
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1965-01-01
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1965-12-31
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Manuscript, graphic, and printed material
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A male and female Wood Duck perched in a tree, 1965.
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Leopold, Frederic, 1895-1989
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Wood Duck
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Burlington
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Frederic Leopold Papers | MS 113
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6
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5
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Photograph of a male and female Wood Duck in a tree
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Photographs
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Birds--Habitat Birds--Research Wood duck--Behavior
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1965-01-01
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1965-12-31
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Manuscript, graphic, and printed material
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A male and female Wood Duck perched on a tree branch, 1965.
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Leopold, Frederic, 1895-1989
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Wood Duck
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Burlington
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Frederic Leopold Papers | MS 113
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6
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7
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Photograph of a Wood Duck house in tree near the Mississippi River
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Photographs
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Birds--Habitat Birds--Research Birdhouses
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1966-01-01
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1966-12-31
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Manuscript, graphic, and printed material
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A wooden Wood Duck house attached to a tree located along the Mississippi River, 1966.
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Leopold, Frederic, 1895-1989
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Wood Duck
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Burlington Mississippi River, Iowa
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Frederic Leopold Papers | MS 113
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6
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8
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Photograph of a mother Wood Duck in a duck house
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Photographs
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Birds--Habitat Birds--Research Birdhouses Wood duck--Behavior
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1971-07-01
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1971-07-31
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Manuscript, graphic, and printed material
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A mother Wood Duck looking out of the opening of a Wood Duck house that is attached to a tree, July 1971
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Leopold, Frederic, 1895-1989
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Wood Duck
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Burlington
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Frederic Leopold Papers | MS 113
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7
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1
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Photograph of a mother Wood Duck diving from a duck house
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Photographs
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Birds--Habitat Birds--Research Birdhouses Wood duck--Behavior
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1971-07-01
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1971-07-31
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Manuscript, graphic, and printed material
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A mother Wood Duck diving out of the opening of a Wood Duck house that is attached to a tree, July 1971.
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Leopold, Frederic, 1895-1989
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Wood Duck
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Burlington
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Frederic Leopold Papers | MS 113
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7
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1
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A plan to save our ducks
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Reports Essays
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Birds--Conservation Birds--Habitat Wildlife conservation--Law and legislation Waterfowl management Duck populations
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N/A
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N/A
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Manuscript, graphic, and printed material
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A report written by Frederic Leopold to address the issue of the continuing decline in waterfowl populations. Leopold voices concerns about the overly optimistic report from Ducks Unlimited regarding waterfowl population and the fact that the effects of over-hunting have been down played. F. Leopold references his brother Aldo Leopold and his book "Game Management" and the philosophy of limiting factors. F. Leopold believes that excessive hunting is the main limiting factor in the declining duck population and not loss of habitat.
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Leopold, Frederic, 1895-1989
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Wood Duck
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Burlington
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Frederic Leopold Papers | MS 113
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12
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10
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Bill Gombold letter to Frederic Leopold regarding duck conservation, April 2, 1988
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Correspondence
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Birds--Conservation Birds--Habitat Wildlife conservation--Law and legislation Hunting--Moral and ethical aspects Duck populations
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1988-04-02
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N/A
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Manuscript, graphic, and printed material
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Letter from Bill Gombold to Frederic Leopold regarding duck conservation, April 2, 1988. The letter calls on Leopold's knowledge and insight of waterfowl conservation to help in the fight to end the decrease in the duck population.
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Gombold, Bill
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Burlington
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Frederic Leopold Papers | MS 113
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12
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10
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