Lower Miocene Foraminifera of Florida
J.A. Cushman
1921, Professional Paper 128-B
Shorter contributions to general geology, 1920
Water Resources Division, U.S. Geological Survey
1921, Professional Paper 128
Surface water supply of the United States, 1917 : Part XII. North Pacific slope drainage basins ; A. Pacific basins in Washington and upper Columbia River basin
Water Resources Division, U.S. Geological Survey
1921, Water Supply Paper 462
Surface water supply of the United States, 1917, Part IX, Colorado River basin
Water Resources Division, U.S. Geological Survey
1921, Water Supply Paper 459
Contributions to economic geology, 1920, Part II, Mineral fuels--Character of coal in the Thomas bed near Harrison, West Virginia
M. R. Campbell
1921, Bulletin 716-H
Contributions to economic geology, 1920, Part II, Mineral fuels--Coal in the middle and eastern parts of San Juan County, New Mexico
C. M. Bauer, J.B. Reeside Jr.
1921, Bulletin 716-G
Oil prospects in Washington County, Utah
Harvey Bassler, John B. Reeside Jr.
1921, Bulletin 726-C
No abstract available....
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
Contributions to economic geology (short papers and preliminary reports) 1920.
F. L. Ransome, Hoyt Stoddard Gale, Ernest Francis Burchard
1921, Bulletin 715
Mineral resources of Alaska: Report on progress of investigations in 1919
Alfred H. Brooks
1921, Bulletin 714
No abstract available....
Lode mining in the Juneau and Ketchikan districts. Notes on the Salmon-Unuk River region. Water-power investigations in southeastern Alaska
J.B. Mertie Jr., G. H. Canfield
1921, Bulletin 714-B
No abstract available....
Contributions to economic geology, 1920, Part I, Metals and nonmetals except fuels--Geology of the Yellow Pine cinnabar-mining district, Idaho
E. S. Larsen Jr., D.C. Livingston
1921, Bulletin 715-E
Surface water supply of the United States, 1918 : Part XI, Pacific slope basins in California
Water Resources Division, U.S. Geological Survey
1921, Water Supply Paper 481
Mining developments in the Matanuska coal fields. Lode developments in the Willow Creek district
Theodore Chapin
1921, Bulletin 714-D
No abstract available....
Surface water supply of the Pacific slope of southern California
Harry Deyoe McGlashan
1921, Water Supply Paper 447
Contributions to the hydrology of the United States, 1919
Nathan C. Grover
1921, Water Supply Paper 450
Surface water supply of the United States, 1918, Part VI, Missouri River basin
Water Resources Division, U.S. Geological Survey
1921, Water Supply Paper 476
Surface water supply of the United States, 1917, Part VI, Missouri River basin
Nathan C. Grover, W.A. Lamb, Robert Follansbee
1921, Water Supply Paper 456
Surface water supply of the United States, 1918, Part I, North Atlantic slope basins
Water Resources Division, U.S. Geological Survey
1921, Water Supply Paper 471
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--The Mogollon district, New Mexico
H.G. Ferguson
1921, Bulletin 715-L
Contributions to economic geology, 1920, Part I, Metals and nonmetals except fuels--The potash deposits of Alsace
H. S. Gale
1921, Bulletin 715-B
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
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--Iron-ore deposits near Stanford, Montana
L.G. Westgate
1921, Bulletin 715-F