Gold placer mining ; placer evaluation and dredge selection /

Gold placers of California /
by: Haley, Charles Scott
Published: (1923)

Arizona gold placers /
by: Wilson, Eldred Dewey, 1898-1965
Published: (1927)

Hydraulic and placer mining /
by: Wilson, Eugene Benjamin, 1857-1929
Published: (1898)

Premining investigations for hardrock mines : proceedings, Bureau of Mines Technology Transfer Seminar, Denver, Colo., Sept. 25, 1981 /
Published: (1982)

Placer mining for gold in California / by Charles Volney Averill.
by: Averill, Charles Volney, 1892-
Published: (1946)

The Porcupine gold placer district, Alaska /
by: Eakin, Henry M. (Henry Miner), 1883-1936
Published: (1919)

Gold in placer deposits.
Published: (1990)

The gold placers of parts of Seward Peninsula, Alaska including the Nome, Council, Kougarok, Port Clarence, and Goodhope precincts.
Published: (1908)

Colonial placer mining in Colombia.
by: West, Robert C. (Robert Cooper), 1913-2001
Published: (1952)

Map showing the location of productive lode and placer gold mines in Montana /
Published: (1992)

Gold panning and placering in Colorado : how and where /
by: Parker, Ben H. (Ben Hutchinson), 1902-
Published: (1992)

The Rampart gold placer region, Alaska /
by: Prindle, L. M. (Louis Marcus), 1865-1956, et al.
Published: (1906)

Placer gold deposits of New Mexico /
by: Johnson, Maureen G.
Published: (1972)

Methods and costs of gravel and placer mining in Alaska /
by: Purington, Chester Wells, 1871-
Published: (1905)

Beach placers of the Oregon coast /
by: Pardee, J. T. (Joseph Thomas), 1871-1960
Published: (1934)

The Porcupine gold placer district, Alaska /
by: Eakin, Henry M. (Henry Miner), 1883-1936
Published: (1919)

Dredging for gold in California.
by: Weatherbe, D'Arcy
Published: (1907)

Small-scale placer-mining methods.
Published: (1932)

The gold placers of the vicinity of Dahlonega, Georgia /
by: Blake, William P. (William Phipps), 1826-1910
Published: (1859)

Bulletin 699 The porcupine gold placer district Alaska.
Published: (1919)

Geologic history of Black Hills gold placers /
by: Connolly, Joseph Peter, 1890-1947
Published: (1933)

Reconnaissance investigation of the placer gold deposits in the Zarkashan Area of Interest : Ghazni Province, Afghanistan /
by: Malpeli, Katherine C., et al.
Published: (2013)

Prospecting for placer gold in South Dakota /
by: Anderson, Doris L. M.
Published: (1933)

The gold placers of parts of Seward Peninsula, Alaska : including the Nome, Council, Kougarok, Port Clarence, and Goodhope precincts /
by: Collier, Arthur J. (Arthur James), 1866-1939
Published: (1908)

Uranium mine ventilation costs /
by: Bates, Robert C.
Published: (1981)

User's manual for the U.S. Bureau of Mines in situ cooper oxide mining cost model /
by: Pugliese, J. M. (Joseph M.)
Published: (1991)

The Fairhaven gold placers, Seward Peninsula, Alaska /
by: Moffit, Fred H. (Fred Howard), 1874-1958?
Published: (1905)

Yuba dredges : engineering, fabricating, field erecting, mining /
Published: (1952)

International Mining Forum : new technologies in underground mining safety in mines : proceedings of the Fifth International Mining Forum 2004, February 24-29, 2004, Cracow-Szczyrk-Wieliczka, Poland /
Published: (2004)

Placer deposits of Alaska /
by: Cobb, Edward H. (Edward Huntington), 1916-1983
Published: (1973)

BLM Oregon, recreational dredging and gold panning on the Medford District.
Published: (1999)

History and development of gold dredging in Montana; with chapter on placer-mining methods and operating costs.
Published: (1916)

Technical highlights, Bureau of Mines Mining Research Program, 1987.
Published: (1988)

Reliability of computerized mine-monitoring systems /
by: Kacmar, Raymond M.
Published: (1982)

Employment and income from gold placering by hand methods, 1935-37 /
by: Newcomb, Robinson, 1901-, et al.
Published: (1940)

Evaluation of continuous haulage systems for computer-assisted continuous mining machines /
by: Bhatt, Suresh K.
Published: (1991)