Date: | 08 06 1951 |
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Description: | "Kelly's Rat Cafeteria," cross section view of the interior and also the front view, taken for Solvit Chemical Company. |
Date: | 04 1923 |
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Description: | Two men mixing arsenate of lead before starting out for the orchard on R.R. Roberson's farm. A man on a McCormick-Deering 15-30 tractor and sprayer is look... |
Date: | 1923 |
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Description: | A man is using a horse to pull a barrel sprayer on a drag at Prof. Holden's farm. |
Date: | 1923 |
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Description: | A man is using a barrel sprayer to apply pesticide to a fruit tree on Prof. Holden's farm. |
Date: | 06 1923 |
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Description: | Two men applying pesticide with a sprayer in an orchard. Another man is sitting on the horse-drawn wagon carrying the tank. |
Date: | 1925 |
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Description: | Two men using a "Friend" sprayer to apply pesticide to orchard trees. |
Date: | 06 1923 |
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Description: | Men using the "big sprayer" to apply pesticide to garden potatoes at R.R. Robertson's farm. |
Date: | 10 31 1951 |
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Description: | A masked negative showing a rat trap, Kelly's "JUNIOR" RAT CAFETERIA, by the Solvit Chemical Company of Madison. |
Date: | 1946 |
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Description: | Cover of United States Department of the Interior Circular 11 entitled DDT: Its Effect on Fish and Wildlife by Clarence Cottam and Elmer Higgins. Th... |
Date: | 07 1957 |
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Description: | Letter from Mrs. F.L. "Dixie" Larkin of Milwaukee, Wisconsin, to The Wisconsin Conservation Department regarding the use of DDT to control Dutch Elm Diseas... |
Date: | 06 30 1957 |
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Description: | Letter from Marie Thompson of Milwaukee, Wisconsin, President of the Animal Protective League to John Beale, Chief Forester at the Wisconsin Conservation D... |
Date: | 1915 |
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Description: | Bulletin urging farmers to kill grasshoppers with poisoned bran bait, featuring an illustration of a hand spreading bait for grasshoppers to eat. |
Date: | 1914 |
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Description: | Illustration made for International Harvester's Agricultural Extension Department to demonstrate the danger of pests, including diseases carried by insects... |
Date: | 07 15 1952 |
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Description: | Dr. Karl Paul Link, professor of biochemistry at the University of Wisconsin, right, is pictured with Dr. Mohan Singh, director of food preservations for t... |
Date: | 1915 |
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Description: | A group of students and a teacher are sitting at desks in a classroom while listening to a lesson on the dangers of house flies. Agricultural lecture chart... |
Date: | 1924 |
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Description: | A wooden fly trap standing at the back entrance to the farmhouse of Professor Perry Holden. |
Date: | |
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Description: | Letterhead of the Acme White Lead & Color Works of Detroit, Michigan, which as part of its business produced insecticides for farm and home garden applicat... |
Date: | 1920 |
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Description: | Three men in an orchard mixing up chemicals to spray the trees. One of the men is on the back of a horse-drawn wagon with a barrel. The other two men are s... |
Date: | 01 17 1945 |
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Description: | Label submitted to the State of Wisconsin for trademark registration. The red, green and black label features a drawing of a dead rat, with skull and cross... |
Date: | 1961 |
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Description: | Table compiling data about the amount of DDT found in dead or diseased birds of several species found in areas treated with DDT. |
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