TY - RPRT TI - Preliminary geologic map of the southern part of the Three Lakes 7 1/2-minute quadrangle, Baraga County, Michigan AU - J. S. Klasner AU - William F. Cannon PY - 1975 DO - 10.3133/ofr758 UR - https://pubs.usgs.gov/publication/ofr758 ID - ofr758 ER -