pl23_cgs06230.jpg
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https://www.noaa.gov/media/digital-library-photo/pl23cgs06230jpgDescription
Annual Report 1862. No. 49 Illustrations of experiments on length and expansionof Standard six metre bar.
Credit
United States Coast Survey Annual Report 1862
Display Date
1862
Collection
Historic Coast & Geodetic Survey
Historic Maps
United States Coast Survey Annual Report
Keywords
Historical Cartography