Date: | 1952 |
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Description: | An unidentified man, probably H.M. Phelps, posing with his right hand resting on the massive trunk of a bur oak which grew on the Phelps farm three miles w... |
Date: | 1946 |
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Description: | Cover of United States Department of the Interior Circular 11 entitled DDT: Its Effect on Fish and Wildlife by Clarence Cottam and Elmer Higgins. Th... |
Date: | 1947 |
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Description: | Pages one and Two of Senate Bill 458 regarding the depositing of toxic insecticides. |
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