The Ordovician system in Canada : correlation chart and explanatory notes /

Bibliographic Details
Main Author:	Barnes, Christopher R.
Corporate Author:	International Union of Geological Sciences. International Subcommission on Ordovician Stratigraphy
Other Authors:	Norford, B. S., Skevington, David
Format:	Book
Language:	English
Published:	Ottawa, Ont. : Available from IUGS Secretariat, 1981.
Series:	IUGS publication ; no. 8.
Subjects:	Geology, Stratigraphic > Ordovician. Geology > Canada.