TY - RPRT TI - Aeromagnetic map of the northwestern part of the Hibbing 1 degree x 2 degree Quadrangle, Minnesota AU - Robert E. Bracken AU - Richard H. Godson PY - 1988 DO - 10.3133/ofr888 UR - https://pubs.usgs.gov/publication/ofr888 ID - ofr888 ER -