A Sierra Club naturalist's guide to the Piedmont / Michael A. Godfrey ; foreword by Albert E. Radford. Godfrey, Michael A., 1940- Natural history Piedmont (U.S. : Region) Guidebooks. QH104.5.P54 G62 574.974 GOD Includes index. Bibliography: p. 473-475. San Francisco : Sierra Club Books, c1980. c1980. 1980 Text xii, 498 p., [4] leaves of plates : eng Piedmont (U.S. : Region) Guidebooks. Piedmont (U.S. : Region)