Sandstone Composition of the Valdez and Orca Groups, Prince William Sound, Alaska; U. S. Geological Survey Bulletin 1774

Washington: United States Government Printing Office, 1987. softcover, 11" x 8.5", 37 pages, illustrated, 5,892 written on cover. very good. Item #5569212

from the abstract, "The contact between the Upper Cretaceous Valdez Group and the Paleocene and Eocene Orca Group has been interpreted as a major boundary between the Chugach and the Prince William tectonic terranes."

Price: $15.00