

U.S. Geological Survey radiocarbon dates XI.
Abstract
Carbon-14 ages, geologic samples, United States and other localities; for reference to date list X, see this Bibliography Vol. 33, No. 7, 06 E69-14716.
Keywords
U. S. Geological Survey;government agencies;survey organizations;United States;C 14;carbon;dates;isotopes;radioactive isotopes;absolute age