Sainsbury, C.L., Dutro, J.T., Jr., and Churkin, Michael, Jr., 1971, The Ordovician-Silurian boundary in the York Mountains, western Seward Peninsula, Alaska, in U.S. Geological Survey, Geological survey research 1971, Chapter C: U.S. Geological Survey Professional Paper 750-C, p. C52-C57.
This publication is part of a larger work. Please see P 750-C for more information.
Bedrock; Generalized; Geology; Paleontology