Date: | 1962 |
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Description: | Ann Felker gives a presentation on the effects of X-ray radiation on guinea pig immunity. |
Date: | 03 01 1917 |
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Description: | Interior view of a laboratory. A desk on the right has a sink, equipment and a microscope on the right in front of a window. |
Date: | 1938 |
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Description: | Three-quarter view toward front right of tractor. |
Date: | 01 11 1939 |
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Description: | View of left side of tractor. 2F Farmall Tractor, 2nd Preproduction. |
Date: | 01 11 1939 |
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Description: | Three-quarter view of right rear of tractor. 2F Farmall Tractor 2nd Preproduction. |
Date: | 01 11 1939 |
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Description: | Rear view of tractor. 2F Farmall Tractor. 2nd Preproduction. |
Date: | 1890 |
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Description: | Vignetted quarter-length carte-de-visite of Hattibel [Harriet Bell] Merrill, who graduated from the University of Wisconsin-Madison with a Bachelors of Sci... |
Date: | 1949 |
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Description: | A man stands over a device, which he is inspecting. Caption reads: "Madison, Wis. 1949(?). Prof. Oliver P. Watts, retired distinguished authority on the co... |
Date: | 1959 |
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Description: | Dual image of a man working indoors for simulated field testing, and an image of a tractor attached to chains at the Farm Equipment Research and Engineerin... |
Date: | 1959 |
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Description: | Man operating a high speed motion picture camera. Caption reads: "Operating range from 500 to 8000 pictures per second. Using standard 16 mm film." |
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