Date: | 1913 |
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Description: | Four men gathered over agriculture work. Original caption reads: "Assistant County Superintendent Calley explaining corn testing work to the school directo... |
Date: | 1868 |
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Description: | Stereograph of Increase Lapham examining a fragment of a meteorite. |
Date: | 1896 |
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Description: | Group of medical students (?) and instructor (?) posed around a cadaver. Presented by Dr. John G. Meachem III of Racine, Wis. Probably a dissection class a... |
Date: | 02 1977 |
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Description: | A man is kneeling on the ice and snow at Potter's Lake. He is running a machine that is testing the oxygen levels in the water, while recording the results... |
Date: | |
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Description: | A man is weighing milk and taking a sample for testing in acid in butter fat, creamery, East Aurora, N.Y.., U.S.A." Lantern slide. |
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