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![Floyd Risvold at station marker on top of Mount Diablo cgs00327.jpg Floyd Risvold at station marker on top of Mount Diablo](/sites/default/files/styles/max_1300x1300/https/s3.amazonaws.com/s3-east-testmedia-noaa.woc.noaa.gov/dam/Photos/legacy/pl23_cgs00327.jpg?itok=vL4s3q9I)
Description
Floyd Risvold at station marker on top of Mount Diablo. (Image credit: Mr. Floyd Risvold)
Photographer
Mr. Floyd Risvold
Display Date
1932
Location
California, Mount Diablo
Collection
Historic Coast & Geodetic Survey
Geodesy
Oscar and Floyd Risvold
NOAA Affiliation
USC&GS;