Map of the Bering River Coal Field [cartographic material] : showing distribution of the various kinds of coal and location of the coal sections and coal samples described in Bulletin 335
Alaska, Bering River Coal Field
Bering River Coal Field
Geology and mineral resources of the Controller Bay region, Alaska.
Martin, G. C. (George Curtis), 1875-1943.
Maddren, A. G. (Alfred Geddes), 1875-
Martin, G. C. (George Curtis), 1875-1943. Geology and mineral resources of the Controller Bay region, Alaska.
Brooks, Alfred H. (Alfred Hulse), 1871-1924.
Hamilton, E. G.
Hill, W. R. (William Ryan)
Geological Survey (U.S.)
by G.C. Martin ; assisted by A.G. Maddren. ; surveyed in 1905 and 1906.