Date: | 1909 |
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Description: | Wilbur Wright, in the bowler hat, preparing the Flyer for the conclusion of the test required to win a U.S. Army contract. The 1908 demonstration had been ... |
Date: | 1890 |
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Description: | View of an empty University of Wisconsin-Madison pharmacy laboratory. |
Date: | 1929 |
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Description: | Dr. E.A. Birge's equipment at his Trout Lake Station laboratory. |
Date: | 1940 |
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Description: | Exterior of A.O. Smith Laboratories. Architects were Holabird and Root. |
Date: | 1917 |
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Description: | A boy at Mount Prospect High School testing corn as part of the Cook County School Home Project. |
Date: | 1917 |
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Description: | A group of children from Mount Prospect High School standing around a table in a classroom to conduct corn testing while their instructor is looking on fro... |
Date: | |
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Description: | A barn interior showing a basket on a scale next to a silage feeding schedule on the wall. Shovels lean against the walls. |
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