Preliminary report on the Ketchikan mining district, Alaska, with an introductory sketch of the geology of southeastern Alaska /

Bibliographic Details
Main Author:	Brooks, Alfred H. (Alfred Hulse), 1871-1924
Format:	Government Document Book
Language:	English
Published:	Washington : Govt. Print. Off, 1902.
Series:	United States. Geological survey. Professional paper ; no. 1: ser. A, Economic geology, 16; ser. B, Descriptive geology, 20.
Subjects:	Geology > Alaska > Ketchikan Region. Mines and mineral resources > Alaska. Ketchikan Region.
Online Access:	http://www.dggs.alaska.gov/webpubs/usgs/p/text/p0001.PDF

by Brooks, Alfred H. (Alfred Hulse), 1871-1924
Published 1902

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