Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock () or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

pl23_cgs02152.jpg

Surveyor taking sun azimuth for true direction to determine magnetic declination from magnetic observations

Image

Download ( 4.84 MB )

Permalink

https://www.noaa.gov/media/digital-library-photo/pl23cgs02152jpg

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