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Great Lakes region gravity and magnetic map sequence. MC-40, Michigan Basin area /

Bibliographic Details
Main Author: O'Hara, Norbert W.
Corporate Author: Geological Society of America
Format: Map
Language:English
Published: Boulder, Colo. : Geological Society of America, 1981.
Series:Map and chart series (Geological Society of America) ; MC-40.
Subjects:
Gravity anomalies > Great Lakes Region (North America) > Maps.
Gravity anomalies > Michigan > Maps.
Magnetic anomalies > Great Lakes Region (North America) > Maps.
Magnetic anomalies > Michigan > Maps.
Description
Item Description:Title from envelope.
Cartographic material.
Physical Description:2 maps : color ; 62 x 70 cm. folded in envelope 23 x 31 cm. + 1 text (12 pages : maps ; 28 cm.)
Bibliography:Includes bibliographical references.