TY - RPRT TI - Geophysical investigations of the Kutam ancient mine and vicinity, Kingdom of Saudi Arabia AU - H. Richard Blank AU - Vincent J. Flanigan AU - Mark E. Gettings AU - Habib M. Merghelani PY - 1980 DO - 10.3133/ofr801268 UR - https://pubs.usgs.gov/publication/ofr801268 ID - ofr801268 ER -