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Geological Survey. Washington, D.C., Mar. 13. The offset camera making and copying maps, charts, and diagrams. This is used to change the size and makes the different plates for the different colors used on the maps
Content Provider | Library of Congress - Photographs |
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Spatial Coverage | District of Columbia--Washington (D.C.) |
File Format | JPG / JPEG |
Language | English |
Part of Series | Harris & Ewing Collection |
Requires | HTML5 supported browser |
Access Restriction | Open |
Subject Domain (in LCSH) | United States--District of Columbia--Washington (D.C.) |
Content Type | Image |
Resource Type | Photograph |