Date: | 1912 |
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Description: | A head and shoulders portrait of William Dempster Hoard (1836-1918). |
Date: | 05 25 1928 |
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Description: | Cover of a booklet produced by International Harvester's Agricultural Extension Department to help prevent the spread of tuberculosis. Includes the text: ... |
Date: | 1920 |
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Description: | Group of agriculture students testing milk with teacher Gladys M. Smith at the Maplewood School. |
Date: | 1915 |
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Description: | Teachers and students using a "Babcock Tester" in a classroom. Original caption reads: "Pupils of grammar grades testing milk with Babcock Tester; County S... |
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