Thomas W. Beak
Wabigoon River & Clay Lake chemical and biological surveys, 1962- Wabigoon River and Clay Lake
- Wabigoon River and Clay Lake biological survey, June 1959
- Wabigoon River and Clay Lake biological survey, June 1961
- Wabigoon River and Clay Lake biological survey, October 1958 and review of chemical results, June to October 1958
- Wabigoon River and Clay Lake biological, chemical and odor survey, June 1958