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![Surveyor taking sun azimuth for true direction to determine magnetic declination from magnetic observations cgs02152.jpg Surveyor taking sun azimuth for true direction to determine magnetic declination from magnetic observations](/sites/default/files/styles/max_1300x1300/https/s3.amazonaws.com/s3-east-testmedia-noaa.woc.noaa.gov/dam/Photos/legacy/pl23_cgs02152.jpg?itok=Jc_ckidG)
Description
Surveyor taking sun azimuth for true direction to determine magnetic declination from magnetic observations.
Display Date
1957 Ca.
Collection
Historic Coast & Geodetic Survey
Keywords
Coast and Geodetic Survey
Geophysics Geomagnetism