Stratigraphy of Middle Ordovician rocks in the zinc-lead district of Wisconsin, Illinois, and Iowa
A.F. Agnew, A. V. Heyl, C. H. Behre Jr., E.J. Lyons
1956, Professional Paper 274-K
Photogeologic procedures in geologic interpretation and mapping
Richard G. Ray
1956, Bulletin 1043-A
Additions to the flora of the Spotted Ridge formation in central Oregon
S.H. Mamay, C.B. Read
1956, Professional Paper 274-I
Biology of young lake trout (Salvelinus namaycush) in Lake Michigan
John Van Oosten, Paul H. Eschmeyer
1956, Research Report 42
Experimental fishing with gill nets of 5 mesh sizes (2 3/8 to 3 inches) in Lake Michigan in 1930-32 yielded more than 16,000 young lake trout. Data are presented here on age, growth, length-weight relationship, abundance, geographical and bathymetric distribution, and other details of their biology....
Ephemeral streams - Hydraulic factors and their relation to the drainage net
Luna Bergere Leopold, John P. Miller
1956, Professional Paper 282-A
The hydraulic factors of width, depth, velocity, and suspended sediment load of ephemeral streams near Santa Fe, N. Mex., were measured during flood flow. Later, channel slope was measured. These flood-flow data, in conjunction with an analysis of drainage-basin configuration by the methods proposed by Horton, are used to determine...
Surficial geology and geomorphology of Potter County, Pennsylvania
C. S. Denny
1956, Professional Paper 288
Potter County is located in the Appalachian Plateaus of north-central Pennsylvania and contains the headwaters of the Genesee River, the Allegheny River, and the Susquehanna River. Drift of Wisconsin age covers the northeastern part of the county. This study includes a detailed survev of the surficial deposits of the Genesee...
Fossils from the Eutaw formation, Chattahoochee River region, Alabama-Georgia
Lloyd William Stephenson
1956, Professional Paper 274-J
Geology and mineral resources of the Ivanpah quadrangle, California and Nevada
D. F. Hewett
1956, Professional Paper 275
The Ivanpah quadrangle covers about 3,900 square miles in the northeastern part of the Mojave Desert of southeastern California and southern Nevada. It includes many mountain ranges 6,000 to 7,000 feet in altitude, and a single peak, Potosi Mountain, attains 8,504 feet. The ranges are separated by broad alluvial filled...
Geology of Saipan, Mariana Islands; Part 1, General geology
Preston E. Cloud Jr., Robert George Schmidt, Harold W. Burke
1956, Professional Paper 280-A
Saipan, situated about 15° N. and 146° E., is one of the larger and more southerly of the Mariana Islands. The 15 small islands of this chain are strung along an eastwardly convex ridge for more than 400 miles north to south, midway between Honshu and New Guinea and about...
Photogeologic map of the White Canyon-4 quadrangle, San Juan and Garfield Counties, Utah
P. P. Orkild
1956, IMAP 170
Geology and base-metal deposits of West Shasta copper-zinc district, Shasta County, California
A.R. Kinkel Jr., W. E. Hall, J. P. Albers
1956, Professional Paper 285
Blue Ledge mine, Siskiyou County, California
Garn Arthur Rynearson, R.M. Hutchinson
1956, Open-File Report 56-105
No abstract available....
Reconnaissance of the geology and ground-water resources of the Cheyenne River drainage basin in northern Converse County, Wyoming
Donald Arthur Morris
1956, Open-File Report 56-83
Palmlike plants from the Dolores formation (Triassic), southwestern Colorado
R.W. Brown
1956, Professional Paper 274-H
Preliminary geologic map of the Allens Ranch quadrangle, Utah
P.D. Proctor
1956, Miscellaneous Field Studies Map 45
No abstract available....
Reconnaissance geology of the Malaspina district, Alaska
George Plafker, Don John Miller
1956, Open-File Report 56-96
No abstract available....
Map of Redlands-Beaumont area, California, showing well locations and water-level contours for March 1955
Willis L. Burnham, L.C. Dutcher
1956, Open-File Report 56-19
Photogeologic map of the House Rock Spring SE quadrangle, Coconino County, Arizona
Kathleen McQueen
1956, IMAP 199
Photogeologic map of the Tidwell-2 quadrangle, Emery and Grand Counties, Utah
V.H. Sable
1956, IMAP 162
Uranium-bearing coal in the central part of the Great Divide Basin, Sweetwater County, Wyoming
G. N. Pipiringos
1956, Open-File Report 56-94
Geologic investigations of proposed Sheep Creek, Carlson Creek, and Turner Lake power sites, Alaska
George Plafker
1956, Open-File Report 56-95
Geologic conditions at Sheep Creek, Carlson Creek, and Turner Lake are discussed in relation to possible plans for hydroeletric power development. The proposed sites are on the rugged mainland of Southeastern Alaska along Gastineau Channel and Taku Inlet near Juneau. Bedrock in the area consists of a coastal strip of...
Uranium in black shale deposits, northern Rocky Mountains and Great Plains
W. J. Mapel
1956, Bulletin 1030-H
Petroliferous sand of the Chignik formation at Chignik Lagoon, Alaska
Abraham Samuel Keller, John T. Cass
1956, Open-File Report 56-71
Pyrite deposits at Horseshoe Bay, Latouche Island, Alaska
Francis A. Stejer
1956, Bulletin 1024-E
No abstract available....
Geology of Comb Ridge and vicinity north of San Juan River, San Juan County, Utah
Julian Ducker Sears
1956, Bulletin 1021-E