TRASK, PARKER D.
Source beds of petroleum; report of investigation ... from 1931 to 1941. By Parker D. Trask & H. Whitman Patnode.
TRASK, PARKER D. Source beds of petroleum; report of investigation ... from 1931 to 1941. By Parker D. Trask & H. Whitman Patnode. © 8Apr42; A163930. American Assn. of Petroleum Geologists, Inc. (PCB); 12Feb70; R478284.
American Assn. of Petroleum Geologists, Inc.|PCB