Nathan C. Grover, G. L. Parker
1940, Water Supply Paper 870
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Publication Extents
Not all publications have extents, not all extents are completely accurateCharles Butts
1940, Folios of the Geologic Atlas 226
W. Ayzavoglou (compiler)
1940, Bulletin 915-A
W. Ayzavoglou (compiler)
1940, Bulletin 915-D
W. Ayzavoglou (compiler)
1940, Bulletin 915-B
Water Resources Division, U.S. Geological Survey
1940, Water Supply Paper 883
C.E. Dobbin, W.B. Kramer
1940, Open-File Report 40-2
Maxwell Naylor Short
1940, Bulletin 914
Garn A. Rynearson, Clay Taylor Smith
1940, Bulletin 922-J
Ralph Jackson Roberts
1940, Bulletin 922-A
Thomas Seward Lovering
1940, Bulletin 922-F
Water Resources Division, U.S. Geological Survey
1940, Open-File Report 40-9
A.N. Sayre
1940, Open-File Report 40-16
A.N. Sayre, Penn Livingston
1940, Open-File Report 40-15
D. A. Andrews
1940, Open-File Report 40-11
Water Resources Division, U.S. Geological Survey
1940, Water Supply Paper 852
Water Resources Division, U.S. Geological Survey
1940, Water Supply Paper 858
L. E. Kennedy, J. D. McClure, H. D. Jenkins, N. W. Bass
1940, Bulletin 900-D
No abstract available....
H. B. Goodrich, L. E. Kennedy, Otto Leatherock
1940, Bulletin 900-F
No abstract available....
L. E. Kennedy, W. E. Shamblin, Otto Leatherock, N. W. Bass
1940, Bulletin 900-E
No abstract available....
John George Staack
1940, Bulletin 912
Francis Gerritt Wells, Lincoln R. Page, Harold Lloyd James
1940, Bulletin 922-O
No abstract available....
Division Of Wildlife Research
1940, Wildlife Leaflet 170
J.B. Mertie Jr.
1940, Geological Society of America Bulletin (51) 1107-1134
Folded rocks having bedding surfaces which are approximately parallel are said to lie in parallel folds. Utilizing the principle of evolutes and involutes, the author offers a more precise definition of parallel folds and points out inconsistencies in other concepts. With the idea of classifying parallel folds and possibly of...
L.L. Ray
1940, Geological Society of America Bulletin (51) 1851-1917
In order to extend the chronology and validate the five substages of the Wisconsin glaciation recognized in the Cache la Poudre Valley in the Colorado Front Range, a reconnaissance was made of the Southern Rocky Mountains, from southern Wyoming to Santa Fe, New Mexico. The chronology determined in the Cache...