Contributions to economic geology, 1920, Part I, Metals and nonmetals except fuels--The Mogollon district, New Mexico
H.G. Ferguson
1921, Bulletin 715-L
Contributions to economic geology, 1920, Part I, Metals and nonmetals except fuels--Some deposits of manganese ore in Colorado
E. L. Jones Jr.
1921, Bulletin 715-D
Contributions to economic geology, 1920, Part I, Metals and nonmetals except fuels--The Divide silver district, Nevada
Adolph Knopf
1921, Bulletin 715-K
Contributions to economic geology, 1920, Part I, Metals and nonmetals except fuels--Iron-ore deposits near Stanford, Montana
L.G. Westgate
1921, Bulletin 715-F
Contributions to economic geology, 1920, Part I, Metals and nonmetals except fuels--A deposit of manganese ore in Wyoming
E. L. Jones Jr.
1921, Bulletin 715-C
The fauna of the Cannonball marine member of the Lance formation; Corals from the Cannonball marine member of the Lance formation
T. W. Stanton, T.W. Vaughan
1921, Professional Paper 128-A
Geology and petroleum resources of northwestern Kern county, California
Walter Atheling English
1921, Bulletin 721
Preliminary report on petroleum in Alaska
George Curtis Martin
1921, Bulletin 719
New Athens-Okawville folio, Illinois
Eugene Wesley Shaw
1921, Folios of the Geologic Atlas 213
Mineral resources of the United States, 1918: Part II - Nonmetals
Gerald Francis Loughlin, Ralph Walter Stone
1921, Report
No abstract available....
Mineral resources of the United States, 1918: Part I - Metals
Gerald Francis Loughlin
1921, Report
No abstract available....
Mineral resources of the United States, 1917: Part I - Metals
Hiram Dryer McCaskey
1921, Report
No abstract available....
Forty-second annual report of the Director of the United States Geological Survey
George Otis Smith
1921, Annual Report 42
The direct appropriations for the work under the Geological Survey for the fiscal year 1921 comprised items amounting to $1,730,700. In addition $140,000, to be disbursed under the direction of the Public Printer, was appropriated for printing the reports of the Survey....
Plan and profile of Colorado River, Lees Ferry, Ariz., to mouth of Green River, Utah; San Juan River, mouth to Chinle Creek, Utah; and certain tributaries
1921, Report
Cycles of erosion in the Piedmont Province of Pennsylvania
Florence Bascom
1921, Journal of Geology (29) 540-559
No abstract available....
Hawaiian Volcano Observatory bulletins - 1921
1921, Report
The Hawaiian Volcano Observatory (HVO) Bulletin series was an informal publication issued between the years 1913 to 1929. Individual issues contain information on volcanic and earthquake activity, volcano research, and volcano monitoring in Hawaii, and issues often included photographs, sketches, and data plots. Information on volcanic activity at other locations...
Description of a new cisco from the Great Lakes
Walter N. Koelz
1921, Occasional Papers of the Museum of Zoology University of Michigan (104) 1-4
Abstract has not been submitted...
Ground water in the Southington-Granby area, Connecticut
Harold Schjoth Palmer
1921, Water Supply Paper 466
No abstract available....
Hydrometric work carried on in co-operation with the United States Geological Survey: Chapter 3 in Twelfth biennial report of the State Engineer to the governor of Utah: 1919-1920
A.B. Purton
1920, Utah State Engineer Biennial Report 12-3
The work of collecting stream flow data in Utah during the past two years has been continued under co-operative agreement between the State Engineer and the United States Geological Survey. Details of this agreement have been fully outlines in the previous reports of the State Engineer....
Deposits of manganese ore in Nevada
J. T. Pardee, E. L. Jones Jr.
1920, Bulletin 710-F
No abstract available....
Gas in the Big Sand Draw anticline, Fremont County, Wyoming
A. J. Collier
1920, Bulletin 711-E
No abstract available....
Placer mining in the Tolovana district
R. M. Overbeck
1920, Bulletin 712-F
No abstract available....
Ground water in the Meriden area, Connecticut
Gerald Ashley Waring
1920, Water Supply Paper 449
Mining in northwestern Alaska
S. H. Cathcart
1920, Bulletin 712-G
No abstract available....
Contributions to economic geology (short papers and preliminary reports), 1919: Part II - Mineral fuels
David White, G. H. Ashley
1920, Bulletin 711
No abstract available....