TY - RPRT TI - Geophysical investigations in the Bi'r Idimah-Wadi Wassat area, Saudi Arabia, Part One AU - R. V. Allen AU - W. E. Davis PY - 1969 DO - 10.3133/ofr695 UR - https://pubs.usgs.gov/publication/ofr695 ID - ofr695 ER -