Geologic map of the Hancock quadrangle, Michigan /

Bibliographic Details
Main Author: Cornwall, Henry R. (Henry Rowland), 1913-
Other Authors: Wright, James C.
Format: Government Document Map
Language:English
Published: Washington, D.C. : U.S. Geological Survey, 1956.
Series:Mineral investigations field studies (Geological Survey (U.S.)) ; map MF-46.
Subjects:
Description
Item Description:Relief shown by contours and spot heights.
"Geology compiled by H.R. Cornwall and J.C. Wright, 1954 ..."
Includes 3 cross sections and index map of the Keweenaw Peninsula, Michigan.
Cartographic material.
Physical Description:1 map ; 58 x 40 cm. folded in envelope 30 x 24 cm.