Contributions to the study of the Ordovician of Ontario and Quebec,
by A. E. Wilson, J. F. Caley, J. C. Sproule and V. J. Okulitch.
- Ottawa, J.O. Patenaude, I.S.O., Printer to the king, 1936.
- iv, 133 p. incl. illus., tables, diagr. IX pl. 25 cm.
- Canada. Geological Survey. Memoir 202 .
- Memoir (Geological Survey of Canada) ; 202 .
At head of title: Canada. Department of Mines. Bureau of Economic Geology.
"Selected bibliography": p. 17-20. "References cited": p. 130.