The petrology of Umnak and Bogoslof islands, Alaska

The petrology of Umnak and Bogoslof islands, Alaska
Byers, F. M.
1955
University of Chicago, IL
189 p., Illus., Maps
Rasmuson Library: ALASKA MFILM 2854 (microfilm)
Ph.D. dissertation
Minerals Data and Information Rescue in Alaska (MDIRA)