An introduction to entomology
by John Henry Comstock ...
- 9th ed. rev.
- Ithaca, N.Y. Comstock Publishing Company, Inc. 1940.
- 5 p. b., [ix]-xix p., 1 b., 1064 (i.e. 1072) p. front. (port) illus., diagrs.
Includes 8 extra unnumbered pages. "Preface to the 1940 edition" signed: Glenn W. Herrick.