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Publication Extents

Not all publications have extents, not all extents are completely accurate
Suggested exploration target in west-central Maine
Frank Cogswell Canney, Edwin Van Horn Post
1964, Open-File Report 64-31
Reconnaissance geochemical drainage surveys have located a stream in the southern part of the Long Pond quadrangle in Somerset County, Maine, where the active stream sediment contains as much as 2,500 parts per million (ppm) lead and 7,000 ppm zinc. Although this anomaly has been known for some time, its...
Geology and ground-water resources of Uvalde County, Texas
F.A. Welder, R.D. Reeves
1964, Water Supply Paper 1584
The principal aquifer in Uvalde County is the Edwards and associated limestones of Cretaceous age. The aquifer underlies an extensive area in south-central Texas extending along the Balcones fault zone from Kinney County eastward to San Antonio, and thence northeastward to Hays County. The hydrologic unit making up the Edwards...
Amazon River investigations, reconnaissance measurements of July 1963
Roy Edwin Oltman, H. O’R. Sternberg, F.C. Ames, L.C. Davis
1964, Circular 486
The first measurements of the flow of the Amazon River were made in July 1963 as a joint project of the University of Brazil, the Brazilian Navy, and the U.S. Geological Survey. The discharge of the Amazon River at Obidos was 7,640,000 cfs at an annual flood stage somewhat lower...