Date: | 04 06 1950 |
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Description: | Group portrait of the 5th conference of the Wisconsin Pest Control, taken in the Crystal Ball Room of the Loraine Hotel. |
Date: | 03 29 1951 |
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Description: | Group portrait of attendees at the Wisconsin Pest Control 6th Conference in the Waubesa Room, Park Hotel, 22 South Carroll Street. |
Date: | 07 27 1944 |
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Description: | City of Madison staff demonstrating homemade liquid mosquito sprayer designed by Dr. Bernhard "Dommie" Domogalla, city biochemist. Left to right: LeRoy Joh... |
Date: | 07 26 1945 |
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Description: | Pfc. Glen Lindsey displays the fly traps he invented to trap thousands of flies in the Truax Field area. |
Date: | 07 30 1948 |
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Description: | Blaney Farms 4-H booth with display: "Fight Weed Thieves." Three young women and one young man are shown with a display of farm products. They are all hold... |
Date: | |
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Description: | Two men operating a hose to spray DDT into tall grass near water. |
Date: | |
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Description: | Men pumping DDT from a tank on the back of a truck to be sprayed into a field. |
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... |
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