Surface water supply of the United States, 1938 : Part 12, North Pacific drainage basins
Water Resources Division, U.S. Geological Survey
1940, Water Supply Paper 862
The gold quartz veins of Grass Valley, California
W. D. Johnston Jr.
1940, Professional Paper 194
The gold quartz veins in the vicinity of Grass Valley, Calif., have been actively mined since the fifties of the nineteenth century. Lindgren mapped the areal geology and studied the mines of the district in 1894, and the accompanying geologic map (pl. 1) is reproduced from his reports. Since then...
Geology of the Kettleman Hills oil field, California: Stratigraphy, paleontology, and structure
W. P. Woodring, Ralph Stewart, R. W. Richards
1940, Professional Paper 195
No abstract available....
Geophysical abstracts, 100-103, January-December 1940. Geophysical abstracts 100, January-March 1940
W. Ayvazoglou (compiler)
1940, Bulletin 925-A
Antimony deposits of a part of the Yellow Pine District, Valley County, Idaho, a preliminary report
Donald Edward White
1940, Bulletin 922-I
Prospective water well sites in vicinity of Rangely, Colorado
Arthur M. Morgan
1940, Open-File Report 40-14
No abstract available....
Geophysical abstracts 96-99, January-December, 1939. Geophysical abstracts 96, January-March 1939
W. Ayzavoglou (compiler)
1940, Bulletin 915-A
Geophysical abstracts 99, October-December 1939 (Nos. 5162 - 5298)
W. Ayzavoglou (compiler)
1940, Bulletin 915-D
Summary of records of surface waters of Washington, 1919-35
Nathan C. Grover, G. L. Parker
1940, Water Supply Paper 870
Geophysical abstracts 96-99, January-December, 1939. Geophysical abstracts 97, April-June 1939
W. Ayzavoglou (compiler)
1940, Bulletin 915-B
Water-power resources of Sandy River Basin, Oregon
Water Resources Division, U.S. Geological Survey
1940, Open-File Report 40-9
Clay investigations in the southern states 1934-35
Walter B. Lang, Philip Burke King, M. N. Bramlette, Thomas Newkirk McVay, Harry S. Bay, Arthur Claude Munyan, George Rogers Mansfield
1940, Bulletin 901
No abstract available....
Spirit leveling in Utah, 1897-1938
John George Staack
1940, Bulletin 912
Geology of several dam sites on tributaries of the Humboldt River, Nevada
Water Resources Division, U.S. Geological Survey
1940, Open-File Report 40-8
Surface water supply of the United States, 1938, Part V, Hudson Bay and upper Mississippi River basin
Water Resources Division, U.S. Geological Survey
1940, Water Supply Paper 855
The ground-water supplies of the El Paso area, Texas
A.N. Sayre
1940, Open-File Report 40-16
Surface water supply of the United States, 1939 : Part 14, Pacific slope basins in Oregon and lower Columbia River basin
Water Resources Division, U.S. Geological Survey
1940, Water Supply Paper 884
Memorandum regarding the El Paso water supply
A.N. Sayre, Penn Livingston
1940, Open-File Report 40-15
Surface water supply of the United States, 1939 : Part 12, North Pacific drainage basins
Water Resources Division, U.S. Geological Survey
1940, Water Supply Paper 882
Surface water supply of the United States, 1938, Part VI, Missouri River basin
Water Resources Division, U.S. Geological Survey
1940, Water Supply Paper 856
Surface water supply of Hawaii : July 1, 1937, to June 30, 1938
Water Resources Division, U.S. Geological Survey
1940, Water Supply Paper 865
Surface water supply of the United States, 1938, Part III, Ohio River basin
Water Resources Division, U.S. Geological Survey
1940, Water Supply Paper 853
Surface water supply of the United States, 1938, Part I, North Atlantic slope basins
Water Resources Division, U.S. Geological Survey
1940, Water Supply Paper 851
The annual fur catch of the United States
Division Of Wildlife Research
1940, Wildlife Leaflet 170
Stratigraphic measurements in parallel folds
J.B. Mertie Jr.
1940, Geological Society of America Bulletin (51) 1107-1134
Folded rocks having bedding surfaces which are approximately parallel are said to lie in parallel folds. Utilizing the principle of evolutes and involutes, the author offers a more precise definition of parallel folds and points out inconsistencies in other concepts. With the idea of classifying parallel folds and possibly of...