pl23_cgs01679.jpg
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https://www.noaa.gov/media/digital-library-photo/pl23cgs01679jpgDescription
Center mounted level instrument on velocipede with rodman velocipede and stowedlevel rods to the right.
Credit
Mary Wood, Daughter of Harry Siple
Photographer
Harry Siple
Location
California, Southern
Category
Historic Coast & Geodetic Survey
NOAA Affiliation
USC&GS;