International geomagnetic reference field 1980
Subtitle: charts and grid values
By: by E.B. Fabiano ... [et al.]
Contributors: Fabiano, Eugene B; Geological Survey (U.S.)
Series: Geological Survey circular -- 873; IAGA bulletin -- no. 47
Publisher: U.S. Dept. of the Interior, Geological Survey
Published: 1982
Place of publication: [Reston, Va.?]
Language: eng
Number of pages: 142
Subjects: Geomagnetism -- Tables
Notes: Chiefly tables

Bibliography: p. 3