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: | 07 21 1957 |
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Description: | Letter from Harold Kruse, President of Citizens Natural Resources Association of Wisconsin, to L.P. Voigt of the Wisconsin Conservation Department regardin... |
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