TY - RPRT TI - Aeromagnetic map of parts of the Hamilton and Elk City 1° by 2° quadrangles, Idaho-Montana AU - Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey PY - 1972 DO - 10.3133/gp832 UR - https://pubs.usgs.gov/publication/gp832 ID - gp832 ER -