Catalogue of digital geomagnetic variation data at World Data Center A for Solar-Terrestrial Physics
By: prepared by World Data Center A for Solar-Terrestrial Physics
Contributors: United States. National Oceanic and Atmospheric Administration
Series: Report UAG -- 35
Publisher: U.S. Dept. of Commerce, National Oceanic and Atmospheric Administration, Environmental Data Service
Published: 1974
Place of publication: Asheville, N.C
Language: eng
Number of pages: 20
Subjects: Geomagnetism; Observations; Magnetic storms
Notes: Chiefly tables.

"July 1974."