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Aeromagnetic survey of parts of Baraga, Iron, and Houghton counties, Michigan with preliminary geologic interpretation

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Bibliographic Details
Main Author:	Balsley, J. R.
Corporate Authors:	Geological Survey (U.S.), Michigan. Geological Survey Division
Other Authors:	James, H. L. (Harold Lloyd), 1912-2000, Wier, K. L. (Kenneth Leland), 1914-
Format:	Map
Language:	English
Published:	[Washington, D.C.] : Dept. of the Interior, U.S. Geological Survey, 1949.
Series:	Geophysical investigations (Geological Survey (U.S.))
Physical Description:	1 map : color ; sheet 135 x 104 cm.
Subjects:	Geomagnetism -- Michigan -- Baraga County -- Maps. Geomagnetism -- Michigan -- Iron County -- Maps. Geomagnetism -- Michigan -- Houghton County -- Maps.

Holdings details from CMU Storage Folded Maps C502
Copy 1	CMU Storage Folded Maps	G4111.C93 1949 .B2	Available