TY - BOOK AU - Greene, Robert C. CN - QE75 CN - QE461 CN - QE75 CY - Washington, DA - 1973. ID - 226523 KW - Volcanic ash, tuff, etc. KW - Petrology PB - U.S. Govt. Print. Off., PP - Washington, PY - 1973. T1 - Petrology of the welded tuff of Devine Canyon, southeastern Oregon, TI - Petrology of the welded tuff of Devine Canyon, southeastern Oregon, ER -