Placer gold mining in Alaska
Subtitle: cooperative studies on the effect of suction dredge operations on the Fortymile River.
Contributors: Gough, L. P.; Geological Survey (U.S.)
Series: USGS fact sheet -- 155-97.; Fact sheet (Geological Survey (U.S.)) -- FS-97-155.
Publisher: U.S. Dept. of the Interior, U.S. Geological Survey
Published: 1997
Place of publication: [Reston, Va.?
Language: eng
Subjects: Gold mines and mining -- Alaska -- Fortymile River Region.; Gold dredging -- Alaska -- Fortymile River Region.; Hydraulic mining -- Alaska -- Fortymile River Region.
Other titles: Cooperative studies on the effect of suction dredge operations on the Fortymile River.
Notes: Caption title.

"Larry Gough ... [et al.]"--P. [4].

Shipping list no.: 98-0062-P.

"October 1997"--P. [1].

Includes bibliographical references (p. [4]).

Also available via Internet from the USGS web site. Address as of 7/27/02: http://greenwood.cr.usgs.gov/pub/fact-sheets/fs-0155-97/fs-0155-97.pdf; current access is available via PURL.