Improving the properties of clays and shales
By: by J.G. Phillips.
Contributors: Canada. Bureau of Mines
Publisher: J.O. Patenaude, I.S.O., printer to the King
Published: 1938
Place of publication: Ottawa
Language: eng
Number of pages: 39
Subjects: Clay; Shale
Notes: At head of title: Canada.  Dept. of Mines and Resources.  Mines and Geology Branch.  Bureau of Mines.

In lower right corner of t.-p.: no. 793.

Includes bibliographies.