- Whitcomb; Bourne 1940
- Becker, W. B., M. A. McKenzie, A. I. Bourne, and W. D. Whitcomb. 1956. Seasonal control of Dutch elm disease and insect pests of elms in Massachusetts . Trees Magazine 168-9, 18-19.
- Bourne, A. I., and W. Whitcomb. 1937. Department of Entomology. Pages 46-57 in Annual report, 1936. Massachusetts Agricultural Experiment Station, Bulletin 339.