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Filter: Categories of Wisconsin Historical Images
Filter: Subject of Pest control
Filter: Type of Book or Pamphlet
| Date: | 1912 |
|---|---|
| Description: | Front cover of an advertising catalog for International Harvester spraying outfits. Includes a colored photograph of an apple tree. |
| Date: | 04 1968 |
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| Description: | Helicopter treating elm trees with DDT to kill beetles that carry Dutch Elm Disease. |
| Date: | 1961 |
|---|---|
| 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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