Ontario's mines and mineral resources.
By: Issued by the Ontario Department of mines, Toronto, Canada.
Publisher: Produced by the United press, limited
Published: 1927
Place of publication: [Toronto
Language: eng
Number of pages: 91
Subjects: Mines and mineral resources -- Ontario.
Notes: Bibliographies interspersed.
At head of title: Province of Ontario. Department of mines. Hon. Chas McCrea, minister. Thos. W. Gibson, deputy minister.
"Handbook revised for Empire mining and metallurgical congress, Canada, 1927."