pl23_theb1323.jpg
![Reproduction of first map showing magnetic declination in the United States theb1323.jpg Reproduction of first map showing magnetic declination in the United States](https://s3.amazonaws.com/s3-east-testmedia-noaa.woc.noaa.gov/dam/Photos/legacy/pl23_theb1323.jpg)
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https://www.noaa.gov/media/digital-library-photo/pl23theb1323jpgDescription
Reproduction of first map showing magnetic declination in the United States.First published by the Coast Survey in 1856
Credit
C&GS; Centennial Anniversary Volume, NOAA Central Library
Display Date
1856
Collection
Historic Coast & Geodetic Survey
Keywords
Geophysics
Geomagnetism