Geology of Unalaska Island and Adjacent Insular Shelf, Aleutian Islands, Alaska: Issue 1028
Harald Drewes · Howard A. Powers · Howard Hamilton Waldron · Olcott Gates · Richard Quintin Lewis · Robert Roy Coats · Geological Survey (U.S.) · George Dewitt Fraser · Willis Howard Nelson · George Leonard Snyder · Ray Everett Wilcox · H. Frank Barnett
Jan 1949 · U.S. Government Printing Office