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11 résultats pour : early 1900s map making

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Man creating weather maps
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Man creating weather maps

African American man in the process of map making, Interior Department ca. between 1918 and 1928
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African American man in the process of map making,...

A worker using a planimetor, which measures the exact acreage in each section of land surface photographed circa 1937.
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A worker using a planimetor, which measures the ex...

A worker is shown making a stereoscopic examination of the finished photographic prints to determine the relief or elevation of land surface for a map of the United States circa 1937.
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A worker is shown making a stereoscopic examinatio...

Map maker fitting together photos for the final map circa 1937.
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Map maker fitting together photos for the final ma...

Geological Survey. Washington, D.C., March 13. Albert Pike using a stereoscope on a pair of photographs to bring out the relief and locate objects for a map circa 1937.
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Geological Survey. Washington, D.C., March 13. Alb...

A worker is shown inspecting a roll of film for flaws before it is sent to the laboratory to be printed circa 1937.
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A worker is shown inspecting a roll of film for fl...

Geological Survey, Dept. Interior. Washington, D.C., Mar. 13. E.A. Shuster working with the erocartograph constructing topographies from airplane pictures circa 1937.
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Geological Survey, Dept. Interior. Washington, D.C...

Map making - photographer making prints of a map circa 1937 .
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Map making - photographer making prints of a map c...

Map-making Division of Coast & Geodetic Survey, Dept of Commerce, cartographer in process of making a map circa 1940 .
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Map-making Division of Coast & Geodetic Survey, De...

Map-making Division of Coast & Geodetic Survey, Dept of Commerce, cartographer during map making process circa 1940 .
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Map-making Division of Coast & Geodetic Survey, De...