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Page 6229, results 155701 - 155725

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Publication Extents

Not all publications have extents, not all extents are completely accurate
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...
A flood-flow formula for Connecticut
B. L. Bigwood, M. P. Thomas
1955, Circular 365
A study of the frequency and magnitude of floods within the Connecticut area is contained in this report. Annual flood discharges for 44 stream-gaging stations whose records range in length from l0 to 40 years are presented and a regional flood-frequency relationship developed based upon the ratios of all floods...
Geologic map of the Triangle A pegmatite, Custer County, South Dakota
A.J. Lang Jr.
1955, Miscellaneous Field Studies Map 44
The Triangle A pegmatite is 4 miles southeast of Custer in the SW 1/4, sec. 34, T. 3 S., R. 5 E., Custer County, S. Dak.  It may be reached from Custer by a gravel road 2.4 miles long that leaves U.S. Highway 16A at a point 3.2 miles east...