1972-1977 6 volumes (in 8). 3370 p., 42 figs, 780 pls, small 4to, paperbound. Smithsonian Contributions to Paleobiology.Complete set of this huge and important work. We added: Cooper & Grant, 1969. New Permian Brachiopods from West Texas (20 p., 5 pls).
1972 pp. ix, 1-230, viii, 1300-1921, num. figs, pls 1-23, 192-662, paperbound. Smithsonian Contributions to Paleobiology.Part I complete, parts III & IV plates parts only (no text).