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![Building a wooden triangulation observing platform cgs00186.jpg Building a wooden triangulation observing platform](/sites/default/files/styles/max_1300x1300/https/s3.amazonaws.com/s3-east-testmedia-noaa.woc.noaa.gov/dam/Photos/legacy/pl23_cgs00186.jpg?itok=AIKE7f12)
Description
Building a wooden triangulation observing platform. The instrument stand isbuilt first. (Image credit: Mr. Floyd Risvold)
Photographer
Mr. Floyd Risvold
Location
San Simeon, California
Collection
Historic Coast & Geodetic Survey
Geodesy
Oscar and Floyd Risvold
NOAA Affiliation
USC&GS;
Keywords
West Coast California