4 treff

Mineral resources of Alaska : report on progress of investigations in 1923
by A.H. Brooks ... [et al.]
Bok Engelsk 1925
The geography and geology of Alaska : a summary of existing knowledge
Brooks, Alfred H.
Bok Engelsk 1906
Reconnaissances in the Cape Nome and Norton Bay regions, Alaska, in 1900
by Alfred H. Brooks ... [et al.])
Bok Engelsk 1901
Preliminary report on the Cape Nome gold region, Alaska
Geological Survey (USA)
Bok Engelsk 1900