Analog records from an airborne electromagnetic and magnetic survey of parts of the Upper Peninsula of Michigan
By: by Geoterrex Limited ; with an introduction by William D. Heran ; United States Department of the Interior, Geological Survey.
Contributors: Heran, William D.; Geoterrex Ltd.; Geological Survey (U.S.)
Series: Open file report -- 82-60-B.; Open-file report (Geological Survey (U.S.)) -- 82-60-B.
Publisher: The Survey
Published: 1982
Place of publication: [Reston, Va.?]
Language: eng
Format: Microform
Subjects: Geomagnetism -- Michigan.
Notes: Microfiche. [Denver, Colo. : U.S. Geological Survey, 1982?]. 8 microfiches ; 11 x 15 cm.

Chiefly ill.

Bibliography: p. [4]