The coal-fields and coal industry of eastern Canada
Subtitle: a general survey and description
By: by Francis W. Gray.
Series: Canada. Dept. of mines. Mines branch. Bulletin; no. 14
Publisher: Government printing bureau
Published: 1917
Place of publication: Ottawa
Language: eng
Number of pages: 67
Subjects: Coal mines and mining -- Canada.
Notes: Bibliography: p. 55-60.