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Illustrating use of planetable, Canadian boundary. circa 1906.

Dates

Acquisition
1906

Summary

Album caption: Topography C #3: On Canadian boundary, J.G. Hefty; time and photographer unknown. Illustrating use of Planetable. Topographer and recorder. Index card: Geologists at work. Topography C no. 3 (San Francisco Exposition no. 72): On Canadian boundary, J.G. Hefty. Illustrating use of planetable. Topographer and recorder. n.d.

Contacts

Data Owner :
U.S. Geological Survey

Attached Files

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topc0003.jpg thumbnail 1.1 MB image/jpeg
topc0003.tif 19.47 MB image/geotiff

Material Request Instructions

Available in the U.S. Geological Survey Denver Library Photographic Collection, Topography C collection, photograph number 3.

Rights

This USGS product is considered to be in the U.S. public domain. For further information on the USGS Information Policies and Instructions, refer to the Copyrights and Credits section on this web page: http://www.usgs.gov/laws/info_policies.html
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