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Page 6215, results 155351 - 155375

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Publication Extents

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Geology and zinc-lead deposits in the Couler Valley area, Dubuque County, Iowa
C. Erwin Brown, L.G. Collins, Percy Crosby
1955, Miscellaneous Field Studies Map 42
Geologic investigations were begun in the Iowa portion of the Wisconsin-Illinois-Iowa zinc-lead district to appraise its potentialities: (1) for zinc ore in strata that elsewhere in the mining district contain large zinc ore bodies and (2) for lead and zinc deposits of the type that were mined extensively in Dubuque...
The Garm-Lamoreaux mine, Lemhi County, Idaho
Frank Clarkson Armstrong, Paul L. Weis
1955, Open-File Report 55-2
The Garm-Lamoreaux property, Lemhi County, Idaho is known to have uranite and zippsite on two of its dumps. The property has been explored by five adits, two of which are now caved, and one of which is partly caved. The country rock is schistose micaceous quartzite and argillaceous quartzite of...
Survival and spawning of gill-net-marked red salmon
Philip R. Nelson, Carl E. Abegglen
1955, Research Report 40
The investigations conducted on sea lampreys in aquariums were concerned with the duration of the parasitic phase of life, feeding, growth, and the interrelations between predator and host fish. Observations on lampreys reared from metamorphosis to maturity were made at the Fish and Wildlife Service Laboratory at Hammond Bay,...