pl23_cgs00185.jpg

Observing stand and platform in use during triangulation operations

Image

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https://www.noaa.gov/media/digital-library-photo/pl23cgs00185jpg

Description

Observing stand and platform in use during triangulation operations. LieutenantCharles Pierce is observing, George Blair recording, and Floyd Risvold readingthe B mike.

Photographer

Mr. Floyd Risvold

Location

California coastline

Category

Historic Coast & Geodetic Survey
Geodesy
Oscar and Floyd Risvold

NOAA Affiliation

USC&GS;

Keywords

West Coast California