Clay and shale deposits of the western provinces.
By: by Heinrich Ries.
Contributors: Geological Survey of Canada.
Series: Memoir -- 47; Geological series -- no. 39; Geological series (Geological Survey of Canada) -- no. 39; Memoir (Geological Survey of Canada) -- 47
Publisher: Canada Dept. of Mines, Geological Survey
Published: 1914
Place of publication: Ottawa
Language: eng
Number of pages: 73
Subjects: Clay -- Canada, Western.; Shale -- Canada, Western.
Notes: Includes indes.