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USGS Topographers at Work
USGS Topographers at Work
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Title: USGS Topographers at Work

Description: Two USGS topographers circa 1925, working with an alidade and plane table. The man on the left is believed to be Roland Whitman Burchard, who was the topographer for the USGS Grand Canyon Expedition of 1923.

Location: USA

Photographer Email:
Photographer Organization: U.S. Geological Survey

Usage: This image is public domain/of free use unless otherwise stated. Please refer to the USGS Copyright section for how to credit the photo.


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File Details:
Type: JPEG image - 2.62 MB
Dimensions: 2783 x 2093
Resolution: 72 dpi

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Tags: alidade cartographic cartography historical map maps plane survey surveying table topographic topography



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