TY - RPRT TI - Bedrock geologic map of the southern part of the Diorite and Champion 7 1/2 minute quadrangles, Marquette County, Michigan AU - William F. Cannon AU - John S. Klasner PY - 1977 DO - 10.3133/i1058 UR - https://pubs.usgs.gov/publication/i1058 ID - i1058 ER -