Geology and mineral resources of the Aniakchak district
Author(s):
, and Knappen, R. S.
Publication Year:
1929
Bibliographic Reference:
Knappen, R. S., 1929, Geology and mineral resources of the Aniakchak district: U.S. Geological Survey Bulletin 0797, p. 161-223, 1 sheet, scale 1:250,000.