Geologic history of the Yosemite Valley
Francois E. Matthes
1930, Professional Paper 160
The problem of the origin of the Yosemite Valley inherently demands a solution in quantitative terms. Its essence is, To what extent is the valley a product of glacial action, to what extent a product of stream erosion? The principal result of the investigations upon which this report is based...
Coal as a recorder of incipient rock metamorphism
Marius Robinson Campbell
1930, Economic Geology (25) 675-696
No abstract available....
Coal as a recorder of incipient rock metamorphismy
M. R. Campbell
1930, Economic Geology (25) 675-696
If the evidence presented in the body of this paper is accepted, there seems to be no question that eight stages in the metamorph-ism of coal can be recognized and explained by the processes that have been active in the earth coincident with the development of plant life on the land; and...
Shorter contributions to general geology, 1929
Water Resources Division, U.S. Geological Survey
1930, Professional Paper 158
Thin beds that consist almost wholly of euhedral analcite crystals occur at five or more horizons in the upper half of the Green River formation of Utah and Colorado, a series of Eocene lake beds that contain large deposits of oil shale. Most of these beds contain also minute crystals...
Hawaiian Volcano Observatory record book 1930
1930, Report
The Hawaiian Volcano Observatory (HVO) record books are annual journals in which field observations of eruptive activity at Kīlauea and Mauna Loa volcanoes, on the Island of Hawaiʻi, were compiled by HVO staff for most years from 1912 through early 1966. In addition to descriptive observations, the record books also...
The volcano letter: A weekly news leaflet of the Hawaiian Volcano Research Association - 1930
1930, Report
The Volcano Letter was an informal publication issued at irregular intervals by the Hawaiian Volcano Observatory (HVO) during the years 1925 to 1955. Individual issues contain information on volcanic activity, volcano research, and volcano monitoring in Hawaii. Information on volcanic activity at other locations is also occasionally included.The Volcano Letter...
Investigation of method of measuring twine in Great Lakes district
John Van Oosten
1930, Michigan Fisherman (14) 1, 6
Abstract has not been submitted...
Progress of fishery biology on the Great Lakes
John Van Oosten
1930, Report, Progress in biological inquiries, 1928. Report of the U. S. Commissioner of Fisheries, 1929
United States...
The disappearance of the Lake Erie cisco--a preliminary report
John Van Oosten
1930, Transactions of the American Fisheries Society (60) 204-214
No abstract available....
Geology of the Eagle-Circle district, Alaska
John Beaver Mertie Jr.
1930, Bulletin 816
No abstract available....
Plan of Columbia River: international boundary to Rock Island Rapids (below Wenatchee), Washington
H.H. Hodgeson
1930, Report
Chemical activation of quartz surfaces
P. G. Nutting
1930, Science (72) 243-244
No abstract available....
Indiana oolitic limestone: Relation of its natural features to its commercial grading
G. F. Loughlin
1930, Bulletin 811-C
No abstract available....
The rate of growth of stalactites
W. D. Johnston Jr.
1930, Science (72) 298-299
No abstract available....
Fiftieth annual report of the Director of the Geological Survey
George Otis Smith
1929, Annual Report 50
The appropriations made directly for the work of the Geological Survey for the fiscal year 1929 included 14 items, amounting to $2,135,609. In addition $120,000 was appropriated for printing and binding for the Geological Survey, and an allotment of $14,765 for miscellaneous supplies was made from appropriations for the Interior...
Geology and oil and gas prospects of part of the San Rafael Swell, Utah
James Gilluly
1929, Bulletin 806-C
No abstract available....
The northward extension of the Sheridan coal field, Big Horn and Rosebud Counties, Montana
A. A. Baker
1929, Bulletin 806-B
No abstract available....
The Pumpkin Buttes coal field, Wyoming
C.H. Wegemann, R.W. Howell, C. E. Dobbin
1929, Bulletin 806-A
No abstract available....
Preliminary report on the Sheenjek River district
J.B. Mertie Jr.
1929, Bulletin 797-C
No abstract available....
Surface water supply of the United States, 1925, Part IV, St. Lawrence River basin
Water Resources Division, U.S. Geological Survey
1929, Water Supply Paper 604
Contributions to economic geology (short papers and preliminary reports), 1928 : Part I. - Metals and nonmetals except fuels
Gerald Francis Loughlin, George Rogers Mansfield
1929, Bulletin 805
A revision of the flora of the Latah formation
E. W. Berry
1929, Professional Paper 154-H
No abstract available....
Geology and coal and oil resources of the Hanna and Carbon basins, Carbon county, Wyoming
Carroll Edward Dobbin, Charles F. Bowen, Harold William Hoots
1929, Bulletin 804
The Mother lode system of California
Adolph Knopf
1929, Professional Paper 157
Additions to the flora of the Green River formation
R.W. Brown
1929, Professional Paper 154-J
No abstract available....
