Exploratory drilling in the Prairie du Chien group of the Wisconsin zinc-lead district by the U.S. Geological Survey in 1949-1950

Main Author: Heyl, Allen V. 1918-2008.
Format: Book
Language: English
Published: [Washington], [publisher not identified], 1951.
Physical Description: i, 35 pages : illustrations, maps. ; 27 cm.
Series: Geological Survey circular ; 131.
Subjects:

CMU Storage Gov Pub

LocationCall Number: Status
CMU Storage Gov Pub I 19.4/2:131 Available