TY  - RPRT
TI  - Geologic map of Precambrian rocks, Marenisco, Thayer, and Watersmeet 15-minute quadrangles, Gogebic and Ontonagon counties, Michigan, and Vilas County, Wisconsin
AU  - P.K. Sims
PY  - 1990
DO  - 10.3133/i2093
UR  - https://pubs.usgs.gov/publication/i2093
ID  - i2093
ER  -