TY - RPRT TI - Preliminary report on geophysical data in Yavapai County, Arizona AU - V.E. Langenheim AU - J.P. Hoffmann AU - K.W. Blasch AU - Ed DeWitt AU - Laurie Wirt PY - 2002 DO - 10.3133/ofr02352 UR - https://pubs.usgs.gov/publication/ofr02352 ID - ofr02352 ER -