DISTRIBUTED BY THE OFFICE SHOPS, CALUMET, MICH.
CIVIL GEOLOGICAL ENGINEERING BUILDING
MICHIGAN COLLEGE OF MINING AND
TECHNOLOGY, HOUGHTON, MICHIGAN
KEWEENAWLAND
MICHIGAN'S COPPER COUNTRY
CURTEICHCOLOR R 3-D NATURAL COLOR REPRODUCTION (REG. U. S. A. PAT. OFF.)
8C-K2822
