TY - RPRT TI - Ground-water resources of the Duncan Basin, Arizona AU - L.C. Halpenny AU - H. M. Babcock AU - R.B. Morrison AU - J.D. Hem PY - 1946 DO - 10.3133/ofr4640 UR - https://pubs.usgs.gov/publication/ofr4640 ID - ofr4640 ER -