A classification of the lode deposits of south-central Idaho
C. P. Ross
1931, Economic Geology (26) 169-185
No abstract available. ...
North Santiam, south Santiam, middle Santiam, and Breitenbush Rivers; Green Peter Reservoir site, middle Santiam River; Patterson Reservoir site, south Santiam River; Oregon
R.O. Helland
1931, Report
No abstract available....
The volcano letter: A weekly news leaflet of the Hawaiian Volcano Research Association - 1931
1931, 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...
The coregonid fishes of northeastern America
Walter N. Koelz
1931, Papers of the Michigan Academy of Science, Arts, and Letters (13) 303-432
Abstract has not been submitted...
Geology and mineral resources of the Quakertown-Doylestown district, Pennsylvania and New Jersey
Florence Bascom, Edgar Theodore Wherry, George W. Stose, A. I. Jonas
1931, Bulletin 828
No abstract available....
Stream measurement work: Chapter 8 in Seventeenth biennial report of the State Engineer to the governor of Utah: 1929-1930
A.B. Purton
1930, Utah State Engineer Biennial Report 17-8
General stream measurement work looking toward a comprehensive inventory of the water resources of the state has been continued during the biennium by the United States Geological Survey under the usual cooperative agreement with the State Engineer.Since 1909 Utah in company with many other states has made regular legislative appropriations...
Fifty-first annual report of the Director of the Geological Survey
George Otis Smith
1930, Annual Report 51
The appropriations made directly for the work of the Geological Survey for the fiscal year 1930 included 13 items, amounting to $2,182,671. In addition $150,000 was appropriated for printing and binding for the Geological Survey, and an allotment of $12,960 for miscellaneous supplies was made from appropriations for the Interior...
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...
Surface water supply of the United States, 1926, Part V, Hudson Bay and upper Mississippi River basin
Water Resources Division, U.S. Geological Survey
1930, Water Supply Paper 625
The Chakachamna-Stony region
S. R. Capps
1930, Bulletin 813-B
No abstract available....
Mining in the Fortymile district
J.B. Mertie Jr.
1930, Bulletin 813-C
No abstract available....
The flora of the Frontier formation
E. W. Berry
1930, Professional Paper 158-H
The contact of the Fox Hills and Lance formations
C. E. Dobbin, J.B. Reeside Jr.
1930, Professional Paper 158-B
The occurrence and origin of analcite and meerschaum beds in the Green River formation of Utah, Colorado, and Wyoming
W. H. Bradley
1930, Professional Paper 158-A
Boundaries, areas, geographic centers, and altitudes of the United States and the several states, with a brief record of important changes in their territory and government
Edward M. Douglas
1930, Bulletin 817
Mineral industry of Alaska in 1928; Administrative report
Philip Sidney Smith
1930, Bulletin 813-A
No abstract available....
Contributions to economic geology (short papers and preliminary reports), 1929 : Part I. - Metals and nonmetals except fuels
Gerald Francis Loughlin, George Rogers Mansfield, E. F. Burchard
1930, Bulletin 811
No abstract available....
The varves and climate of the Green River epoch
W. H. Bradley
1930, Professional Paper 158-E
Surface water supply of the United States, 1926, Part I, North Atlantic slope basins
Water Resources Division, U.S. Geological Survey
1930, Water Supply Paper 621
Surface water supply of the United States, 1927, Part VII, Lower Mississippi River basin
Water Resources Division, U.S. Geological Survey
1930, Water Supply Paper 647
Surface water supply of the United States, 1926 : Part 12, North Pacific drainage basins ; C. Pacific slope basins in Oregon and lower Columbia River basin
Water Resources Division, U.S. Geological Survey
1930, Water Supply Paper 634
Surface water supply of the United States, 1926, part VII, Lower Mississippi River basin
Water Resources Division, U.S. Geological Survey
1930, Water Supply Paper 627
Surface water supply of the United States, 1927 : Part 10, The Great Basin
Water Resources Division, U.S. Geological Survey
1930, Water Supply Paper 650
Surface water supply of the United States, 1927, Part VI, Missouri River basin
Water Resources Division, U.S. Geological Survey
1930, Water Supply Paper 646
Surface water supply of the United States, 1925, Part VI, Missouri River basin
Water Resources Division, U.S. Geological Survey
1930, Water Supply Paper 606