Distribution of the magnetic declination in the United States for January 1, 1910 with isogonic chart and secular change tables
By: by R. L. Faris.
Contributors: U.S. Coast and Geodetic Survey.
Series: Special publication -- no. 9; Special publication (U.S. Coast and Geodetic Survey) -- no. 9.
Publisher: G.P.O.
Published: 1911
Place of publication: Washington, D.C
Language: eng
Number of pages: 14
Subjects: Geomagnetism -- United States -- Observations
Genres: Observations.
Other titles: Distribution of the magnetic declination.
Notes: At head of title: Dept. of Commerce and Labor, Coast and Geodetic Survey.