- Herrick, G. W. 1935. Insect enemies of shade trees [Scolytidae, p 30, 43-74, 76, 107, 112-114, 122, 137-138, 179, 206, 221, 248-251, 322-323]. Comstock Publishing Company, Ithaca, New York 447 p. pp..
- Welch, D. S., G. W. Herrick, and R. W. Curtis. 1934. The Dutch elm disease. Cornell University Extension Service, Bulletin 290. 19 p.