TY  - RPRT
TI  - Description and preliminary map of airborne electromagnetic survey of parts of Iron, Baraga, and Dickinson Counties, Michigan
AU  - William D. Heran
AU  - Bruce D. Smith
PY  - 1980
DO  - 10.3133/ofr80297
UR  - https://pubs.usgs.gov/publication/ofr80297
ID  - ofr80297
ER  -