TY  - RPRT
TI  - Pre-Quaternary geologic and magnetic map and sections of part of the eastern Gogebic Iron Range, Michigan
AU  - W. C. Prinz
AU  - J.A. Hallbert
PY  - 1967
DO  - 10.3133/i497
UR  - https://pubs.usgs.gov/publication/i497
ID  - i497
ER  -