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Filter: Subject of Pest control
Filter: Subject of service industries
| 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: | 1967 |
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| Description: | Worker spraying Elm trees with DDT pumped from a tank hitched to the back of a vehicle equipped with a snow plow. |
| Date: | 1910 |
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| Description: | An International Harvester "sprayer" mounted on a wagon, possibly intended for pesticide application (or in this context, window washing?). The wagon is pa... |
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