Date: | 1918 |
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Description: | Army engineers at Camp Curtiss, demonstrating zincographic equipment. Zincography was a form of printing for large maps using zinc plates. |
Date: | 11 11 1959 |
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Description: | Portrait of Dane County highway commissioner, Ray R. Swann. |
Date: | 08 13 1965 |
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Description: | H.O. Lord, Madison Metropolitan Sewerage District chief engineer, outlining the existing sewerage district on a map. Lord is trying to educate the public c... |
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