De Laubenfels, M. W. 1894-
Life science / De Laubenfels, M. W. - 4th ed., containing 1024 illus.: 748 drawings by the author, 276 photos. - New York : Prentice-Hall, 1949. - v, 407 p. : illus. ; 29 cm.
Includes bibliographical references and index.
49006162
Biology.
QH308 / .D4 1950
574 / LAL
Life science / De Laubenfels, M. W. - 4th ed., containing 1024 illus.: 748 drawings by the author, 276 photos. - New York : Prentice-Hall, 1949. - v, 407 p. : illus. ; 29 cm.
Includes bibliographical references and index.
49006162
Biology.
QH308 / .D4 1950
574 / LAL