TY - RPRT TI - Aeromagnetic map of the Haugan and St. Regis quadrangles and parts of the Simmons Peak and Illinois Peak quadrangles, Shoshone County, Idaho, and Mineral and Sanders Counties, Montana AU - Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey PY - 1969 DO - 10.3133/gp690 UR - https://pubs.usgs.gov/publication/gp690 ID - gp690 ER -