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NOAA Photo Library Image - theb1299

Making magnetic observations for declination.

Image ID: theb1299, NOAA's Historic Coast & Geodetic Survey (C&GS) Collection
Location: Washington, D.C. area
Photo Date: 1931
Credit: Merchant Marine Bulletin, September 1931, p. 19

Category: Geophysics/Geomagnetism/

• High Resolution Photo Available




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Last Updated: April 30, 2013