Contributions to the study of the Ordovician of Ontario and Quebec /
Wilson, Alice Evelyn,1881-
Caley, John Fletcher,1905-joint author.
Sproule, John Campbell,1905-joint author.
Okulitch, Vladimir Joseph,1906-joint author.
Ottawa : J.O. Patenaude, I.S.O., Printer to the king,
1936.
At head of title: Canada. Department of Mines. Bureau of Economic Geology.
"Selected bibliography": p. 17-20.
"References cited": p. 130.
Geology, Stratigraphic
Geology
Geology