Date: | 1941 |
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Description: | A diagram of sun angles for the Chicago latitude shows angles on the 21st days of December, March, September and June. Study done for design of the Hugh D... |
Date: | 10 18 1879 |
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Description: | Depiction of Edison's Electric Generator in the weekly journal of practical information, art, science, chemistry and manufactures. It is an electrical gene... |
Date: | 09 18 1978 |
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Description: | The front page of a report titled: "Reducing Licit Amphetamine Supply: Results In Wisconsin." |
Date: | 1977 |
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Description: | A graph showing Secobarbital purchases in Wisconsin per capita. |
Date: | 1977 |
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Description: | A graph detailing Secobarbital purchases in Wisconsin by zip-zones. |
Date: | 07 1936 |
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Description: | View across field towards the Forest Products Laboratory. |
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