The life of birds /
Welty, Joel Carl, 1901-
The life of birds / Joel Carl Welty. - 3rd ed. - Philadelphia : Saunders College Pub., c1982. - xiv, 754 p. : ill. ; 25 cm.
Includes index.
Bibliography: p. 652-716.
0030579171
81052678
Birds.
QL673 / .W38 1982
598
The life of birds / Joel Carl Welty. - 3rd ed. - Philadelphia : Saunders College Pub., c1982. - xiv, 754 p. : ill. ; 25 cm.
Includes index.
Bibliography: p. 652-716.
0030579171
81052678
Birds.
QL673 / .W38 1982
598
