An introduction to entomology /
Comstock, John Henry, 1849-1931.
An introduction to entomology / by John Henry Comstock. - 9th ed. rev. - Ithaca, N.Y. : Cornell University Press, 1940. - 1064 p. : ill. ; 24 cm.
Includes 8 extra unnumbered pages. 'Preface to the 1940 edition' signed: Glenn W. Herrick.
Bibliography : p. 1008-1027.
Insects.
An introduction to entomology / by John Henry Comstock. - 9th ed. rev. - Ithaca, N.Y. : Cornell University Press, 1940. - 1064 p. : ill. ; 24 cm.
Includes 8 extra unnumbered pages. 'Preface to the 1940 edition' signed: Glenn W. Herrick.
Bibliography : p. 1008-1027.
Insects.