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DDT: Its Effect on Fish and Wildlife
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Cover of United States Department of the Interior Circular 11 entitled DDT: Its Effect on Fish and Wildlife by Clarence Cottam and Elmer Higgins. The cover bears the seal of the Department of the Interior, a bison standing in the foreground with the sun shining over a mountain range in the background.
1946
United States. Department of the Interior
Publication Information
Physical Description
Collection Information
Copyright Information
W013OEN
WHi 73081
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Spraying Elms with DDT
1967
Worker spraying Elm trees with DDT pumped from a tank hitched to the back of a vehicle equipped with a snow plow.
Citizens Natural Resources Association of Wisconsin Letter
July 21, 1957
Letter from Harold Kruse, President of Citizens Natural Resources Association of Wisconsin, to L.P. Voigt of the Wisconsin Conservation Department regarding the use of DDT to control Dutch Elm Dise...
Helicopter Spraying DDT
April 1968
Helicopter treating elm trees with DDT to kill beetles that carry Dutch Elm Disease.
Interior of Auditorium
Interior of an auditorium. Wooden benches surround a platform where two United States flags are visible. On the ceiling, wooden beams make up the circular form of the building.
Fish and game activity map as of November 1937 : Wisconsin
November 26, 1937
This Wisconsin Conservation Department map shows the locations of game refuges, fish hatcheries by type, fish rescue bases, canning factories, fish refuges, Contract & Commercial Fishing Division w...
Elm Valley
Students study in a room at Elm Valley while sitting at desks placed against a wall. Near them are two women sitting on a sofa and talking. In the back corner are bookcases and a large table with a...
