TY  - RPRT
TI  - Aeromagnetic map of parts of the Matchwood, Ontonagon, Rockland and Greenland quadrangles, Ontonagon County, Michigan
AU  - James R. Balsley
AU  - John R. Kirby
PY  - 1964
DO  - 10.3133/ofr646
UR  - https://pubs.usgs.gov/publication/ofr646
ID  - ofr646
ER  -