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: | |
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Description: | Men pumping DDT from a tank on the back of a truck to be sprayed into a field. |
Date: | 06 29 1939 |
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Description: | Four men use a 150 gallon sprayer and a McCormick-Deering 10-20 tractor to apply pesticide to an orchard. The photograph was taken in Markham, Ontario, Can... |
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: | 08 1923 |
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Description: | Man spraying pesticide(?) on a tree in an orchard. Original Caption: "Copy negative loaned by Niagara Sprayer Company. No negative." |
Date: | |
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Description: | Truck parked among buildings, with people standing nearby. Caption reads: "Malaria eradication personnel talking to farmer in the coastal regions north of ... |
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