TY - RPRT TI - Geophysical methods of exploring for buried channels in the Monument Valley area, Arizona and Utah AU - R.A. Black AU - F.C. Frischknecht AU - R. M. Hazlewood AU - W. H. Jackson PY - 1962 DO - 10.3133/b1083f UR - https://pubs.usgs.gov/publication/b1083F ID - b1083F ER -