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Ore deposits of the Jerome and Bradshaw Mountains quadrangles, Arizona
Waldemar Lindgren, V. C. Heikes
1926, Bulletin 782
In the summer of 1922, at the request of the Director of the United States Geological Survey, I undertook an examination of the ore deposits in the Jerome and Bradshaw Mountains quadrangles, Ariz. (See fig. 1.) The object of this work was not a detailed investigation of each deposit but rather a coordination...
Pleistocene plants from North Carolina
Edward Wilber Berry
1926, Professional Paper 140-C
The field work upon which this report is based was done in 1906 and 1907 as a part of the cooperative study of the Atlantic Coastal Plain, under the direction of the late William Bullock Clark. Associated with the writer in this work were L. W. Stephenson, B. L. Miller,...
Correlation of the basal Cretaceous beds of the Southeastern States
Wythe Cooke
1926, Professional Paper 140-F
The basal Cretaceous deposits that fringe the inner margin of the Coastal Plain from eastern Alabama to central North Carolina, where they are overlapped by Miocene sands, have been commonly classified as of Lower Cretaceous age and correlated roughly with the Patuxent formation of the Potomac group of Maryland and...