%0 Report %D 1968 %T Interim Progress Report Dendrochronology of Bristlecone Pine %A Ferguson, C.W. %K bristlecone pine %K california %K dendrochronology %K NSF %K pinus aristata %K progress report %K radiocarbon %K white mountains %I Laboratory of Tree-Ring Research %C Tucson %8 06/1968 %G English %9 Interim Progress Report