International geomagnetic reference field 1980
Subtitle: charts and grid values
By: by E.B. Fabiano [and others]
Contributors: Geological Survey (U.S.); International Association of Geomagnetism and Aeronomy
Series: Geological Survey circular -- 873; IAGA bulletin -- no. 47; Geological Survey circular -- 873.; IAGA bulletin -- no. 47.
Publisher: U.S. Department of the Interior, Geological Survey
Published: 1983
Place of publication: [Washington, D.C.?]
Language: eng
Number of pages: 142
Subjects: Geomagnetism; Magnetic fields
Notes: Chiefly tables.

Bibliography: p. 3.