Activities of the Senior Field Engineer, Surface-Water Research Project, Afghanistan, 1964-68
V.J. Latkovich
1968, Open-File Report 73-154
United States earthquakes, 1928-1935
U.S. Coast and Geodetic Survey
1968, Open-File Report 84-928
Ground-water resources investigation program for the Kinshasa area, Democratic Republic of the Congo
G. Chase Tibbitts Jr.
1968, Open-File Report 73-278
United States earthquakes, 1966
Carl A. Von Hake, William K. Cloud
1968, Open-File Report 84-966
Hydrologic investigations program of the Water Resources Department, Ministry of Public Works and Communication, Imperial Ethiopian Government
Walter Hofmann
1968, Open-File Report 73-115
Geology of magnesite deposits in northern Okanogan County, Washington - a preliminary report
Kenneth F. Fox Jr., C. Dean Rinehart
1968, Bulletin 1272-B
New and revised stratigraphic names in the Santa Rita Mountains of southeastern Arizona
Harold Drewes
1968, Bulletin 1274-C
Wapiti formation and Trout Peak Trachyandesite, northwestern Wyoming
Willis H. Nelson, William Gamewell Pierce
1968, Bulletin 1254-H
Summary report on the geology and mineral resources of the Okefenokee National Wildlife Refuge, Georgia
Jack Elwood Smedley
1968, Bulletin 1260-N
Evaporite geology of Fifth ore zone, Carlsbad district, southeastern New Mexico
C.L. Jones, Beth M. Madsen
1968, Bulletin 1252-B
Summary report on the geology and mineral resources of the Huron, Seney, Michigan Islands, Green Bay, and Gravel Island National Wildlife Refuges of Michigan and Wisconsin
Carl E. Dutton
1968, Bulletin 1260-I
A solid-inclusion borehole probe to determine three-dimensional stress changes at a point in a rock mass
Thomas C. Nichols Jr., John F. Abel Jr., Fitzhugh T. Lee
1968, Bulletin 1258-C
The Kinnikinic Quartzite of central Idaho - redefinition and subdivision
S. W. Hobbs, William Henry Hays, Reuben James Ross Jr.
1968, Bulletin 1254-J
Middle Miocene Foraminifera and stratigraphic relations in the Adelaida quadrangle, San Luis Obispo County, California
Patsy Beckstead Smith, David L. Durham
1968, Bulletin 1271-A
Engineering geology of the Paducah East quadrangle in Kentucky
Thomas C. Nichols Jr.
1968, Bulletin 1258-A
Summary report on the geology and mineral resources of the Passage Key, Island Bay, Cedar Keys, and Pelican Island National Wildlife Refuges, Florida
Charles L. Perdue Jr.
1968, Bulletin 1260-O
Geology of the Tierra Redonda Mountain and Bradley quadrangles, Monterey and San Luis Obispo Counties, California
David L. Durham
1968, Bulletin 1255
Semilla Sandstone, a new member of the Mancos Shale in the southeastern part of the San Juan Basin, New Mexico
C. H. Dane, Erle G. Kauffman, William Aubrey Cobban
1968, Bulletin 1254-F
Geology of part of the Alder Creek mining district, Custer County, Idaho
Willis H. Nelson, Clyde Polhemus Ross
1968, Bulletin 1252-A
Summary report on the geology and mineral resources of the Bering Sea, Bogoslof, Simeonof, Semidi, Tixedni, St. Lazaria, Hazy Islands, and Forrester Island National Wildlife Refuges, Alaska
Edward Huntington Cobb, A. A. Wanek, Arthur Grantz, Claire Carter
1968, Bulletin 1260-K
Mercury and other trace elements in sphalerite and wallrocks from central Kentucky, Tennessee, and Appalachian zinc districts
Janice L. Jolly, Allen Van Heyl
1968, Bulletin 1252-F
Summary report on the geology and mineral resources of the Charons Gardens Unit, Wichita Mountains National Wildlife Refuge, Comanche County, Oklahoma
Edward L. Johnson
1968, Bulletin 1260-J
The Aguada Limestone of northwestern Puerto Rico
Watson Hiner Monroe
1968, Bulletin 1274-G
Metal absorption by Equisetum (horsetail)
Helen L. Cannon, Hansford T. Shacklette, Harry Bastron
1968, Bulletin 1278-A
Bibliography of reports resulting from U.S. Geological Survey participation in the United States Technical Assistance Program, 1940-67
Jo Ann Heath, Nancy B. Tabacchi
1968, Bulletin 1263