Date: | 10 30 1931 |
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Description: | A food scientist looking through a microscope at Oscar Mayer. |
Date: | 09 02 1931 |
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Description: | Dr. Claude Reading, new director of the state veterinary control laboratory in Agriculture Hall at the University of Wisconsin, at work in his laboratory. |
Date: | 11 20 1962 |
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Description: | Final cleaning on a critical part of a gyroscope component of Titan II ICBM inertial (missile) guidance system. The assembly is being done by a man, under ... |
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