TY  - RPRT
TI  - Aeromagnetic map of parts of Marquette, Dickinson, Baraga, Alger, and Schoolcraft Counties, Michigan
AU  - James R. Balsley
AU  - F.A. Petrafeso
PY  - 1964
DO  - 10.3133/ofr647
UR  - https://pubs.usgs.gov/publication/ofr647
ID  - ofr647
ER  -