pl23_cgs00186.jpg
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https://www.noaa.gov/media/digital-library-photo/pl23cgs00186jpgDescription
Building a wooden triangulation observing platform. The instrument stand isbuilt first.
Photographer
Mr. Floyd Risvold
Location
San Simeon, California
Category
Historic Coast & Geodetic Survey
Geodesy
Oscar and Floyd Risvold
NOAA Affiliation
USC&GS;
Keywords
West Coast California