00807cam a2200229 4500 289835762 TxAuBib 20170101120000.0 770304s1977||||||||||||||||||||||||eng|u 77003437 9780884054993 0884054993 DLC DLC DLC TxAuBib Elman, Robert. First in the field : America's pioneering naturalists / by Robert Elman ; foreword by Dean Amadon. New York : Mason/Charter, 1977. xx, 231 p., [8] leaves of plates : ill. ; 24 cm. Includes index. Bibliography: p. 219-225. 20170101. Naturalists United States Biography.