TY - BOOK T1 - Age of tephra beds at the Ocean Point dinosaur locality, North Slope, Alaska, based on K-Ar and ⁴⁰Ar/³⁹Ar analyses / DA - 1992. CY - [Reston, Va.?] : CY - Denver, CO : AU - Conrad, James E. AU - McKee, Edwin H. AU - Turrin, Brent D. VL - 1990-C VL - ch. C CN - QE75 CN - QE75 PB - U.S. Dept. of the Interior, U.S. Geological Survey ; PB - For sale by Book and Open-File Report Sale, PP - [Reston, Va.?] : PP - Denver, CO : PY - 1992. N1 - Shipping list no.: 92-0381-P. ID - 139627 KW - Volcanic ash, tuff, etc. KW - Geology, Stratigraphic KW - Geology KW - Potassium-argon dating. TI - Age of tephra beds at the Ocean Point dinosaur locality, North Slope, Alaska, based on K-Ar and ⁴⁰Ar/³⁹Ar analyses / ER -