Vintage 1951 University Of Michigan Anthropology Paper No 6: Preceramic Oklahoma. University of Michigan Museum of Anthropology Anthropological Papers Number 6: The Preceramic Horizons of Northeastern Oklahoma by David Albert Baerreis published 1951 softcover by University of Michigan Press. Book is in very good condition for its age but has some slight discoloration on pages and marks on cover shown in photos. Shipped with USPS Media Mail. Thanks for looking!