Date: | 1926 |
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Description: | Dr. Stephen Babcock with an electric centrifuge butterfat tester. |
Date: | |
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Description: | Display of bees in a large observation hive. The frames are behind glass or plastic. A man in white shirt, black pants and a plaid hat stands to the right,... |
Date: | 01 1976 |
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Description: | Beekeeper August Laechelt, smiling and holding a jar of honey in his hands. His nametag reads "American Beekeeping Federation; January 18-22, 1976; August ... |
Date: | |
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Description: | Interior full-length portrait of Dr. S.M Babcock and his tester for the separation of milk fat, which is a hand-cranked dairy centrifuge. |
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