Geology of the Hill City quadrangle, Pennington County, South Dakota - a preliminary report
James Clifford Ratte, Russell Gibson Wayland
1969, Bulletin 1271-B
The Geologic Story of the Uinta Mountains
Wallace R. Hansen
1969, Bulletin 1291
The opening of the West after the Civil War greatly stimulated early geologic exploration west of the 100th Meridian. One of the areas first studied, the Uinta Mountains region, gained wide attention as a result of the explorations of three Territorial Surveys, one headed by John Wesley Powell, one by...
Geology of the Tepee Creek quadrangle, Montana-Wyoming
Irving Jerome Witkind
1969, Professional Paper 609
Summary of Cretaceous stratigraphy in part of the McCarthy quadrangle, Alaska
David Lawrence Jones, E.M. MacKevett Jr.
1969, Bulletin 1274-K
Geology along the Taylor Highway, Alaska
Helen Laura Foster, Terry E.C. Keith
1969, Bulletin 1281
Terrestrial impact structures; a bibliography, 1965-68
Jacquelyn H. Freeberg
1969, Bulletin 1320
Reconnaissance geology of the Eagle A-1 and A-2 quadrangles, Alaska
Helen Laura Foster
1969, Bulletin 1271-G
General and engineering geology of the northern part of Pueblo, Colorado
Glenn R. Scott
1969, Bulletin 1262
Coal resources of the United States, January 1, 1967
Paul Averitt
1969, Bulletin 1275
Geologic map of the Nederland quadrangle, Boulder and Gilpin counties, Colorado
Dolores J. Gable
1969, Geologic Quadrangle 833
Geology and mineral deposits of the Poncha Springs NE quadrangle, Chaffee County, Colorado
Ralph Erskine Van Alstine, D. C. Cox
1969, Professional Paper 626
No abstract available....
Geologic map of the Mather quadrangle, southwestern Pennsylvania
Bion H. Kent
1969, Geologic Quadrangle 826
Paleocene and lower Eocene units in the southern part of the Piceance Creek basin, Colorado
John R. Donnell
1969, Bulletin 1274-M
No abstract available....
Geologic map of the Bardstown quadrangle, Nelson County, Kentucky
Warren Lee Peterson
1969, Geologic Quadrangle 825
Preliminary investigation of gold mineralization in the Pedro Dome-Cleary Summit area, Fairbanks district, Alaska
H.D. Pilkington, R. B. Forbes, D. B. Hawkins, R. M. Chapman, R. C. Swainbank
1969, Open-File Report 69-206
Anomalous gold values in mineralized veins and hydrothermally altered quartz-mica schist in the Pedro Dome-Cleary Summit area of the Fairbanks district suggest the presence of numerous small low- to high-grade lodes. Anomalous concentrations of gold were found to exist in the wall rocks adjacent to mineralized veins. In general, the...
Meteoritic origin and consequent endogenic modification of large lunar craters - a study in analytic geomorphology
Richard J. Pike
1969, Open-File Report 69-205
Geologic map of Oregon
G. W. Walker, P. B. King
1969, IMAP 595
Metallogenetic eras and periodicity in earth history
A.P. Pierce, Ralph Smyser Cannon Jr.
1969, Open-File Report 69-204
Plant tissue and the color infrared record
Robert W. Pease
1969, Open-File Report 69-196
Geologic map of the Rock Haven quadrangle, Kentucky-Indiana, and part of the Laconia quadrangle, Kentucky
Charles F. Withington, Edward G. Sable
1969, Geologic Quadrangle 780
Geologic map of the Little Hickman quadrangle, central Kentucky
Don E. Wolcott
1969, Geologic Quadrangle 792
Geology of proposed powersites at Deer Lake and Kasnyku Lake, Baranof Island, southeastern Alaska
Alexander A. Wanek, James E. Callahan
1969, Bulletin 1211-C
No abstract available....
Geologic map of the Shenandoah quadrangle, Schuylkill County, Pennsylvania
Gordon H. Wood, Harold H. Arndt
1969, Geologic Quadrangle 781
The tectonics of North America — A discussion to accompany the tectonic map of North America, Scale 1:5,000,000
P. B. King
1969, Professional Paper 628
No abstract available....
Hydrologic maps 1-5, eastern Dade County, Florida, 1959-67
Frederick W. Meyer
1969, Open-File Report 69-167