USGS B 692
Title:Sulphur on Unalaska and Akun islands and near Stepovak Bay, Alaska
Publisher:U.S. Geological Survey
Ordering Info:USGS Publications Warehouse
Maddren, A.G., 1919, Sulphur on Unalaska and Akun islands and near Stepovak Bay, Alaska, in U.S. Geological Survey, Mineral resources of Alaska, report on progress of investigations in 1917: U.S. Geological Survey Bulletin 692, p. 283-298.
- This publication is part of a larger work. Please see B 692 for more information.