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Perforator in expanded position. San Bernardino County, California. 1919.

Dates

Date Taken
1919-12-07

Summary

Perforator in expanded position, showing cutting knife. San Bernardino County, California. December 7, 1919.

Contacts

Data Owner :
U.S. Geological Survey
Photographer :
Thompson, David Grosh

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tdg00436.jpg thumbnail 3.01 MB image/jpeg

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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Identifiers

Type Scheme Key
name photoLibrary tdg00436
number photoLibrary 34186
batch photoLibrary btch174
number_in_book photoLibrary 436

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