Catalog of standard geomagnetic variation data
By: World Data Center A for Solar-Terrestrial Physics
Contributors: United States. National Oceanic and Atmospheric Administration
Series: Report UAG -- 49
Publisher: World Data Center A for Solar-Terrestrial Physics; U.S. Dept. of Commerce, National Oceanic and Atmospheric Administration
Published: 1975
Place of publication: Boulder, Colo; Asheville, N.C
Language: eng
Number of pages: 125
Subjects: Geomagnetism; Observations; Catalogs; Magnetic storms
Notes: Chiefly tables.

"August 1975."