The Niagara Falls survey of 1927
By: by W.H. Boyd
Series: Geological Survey of Canada. Memoir -- 164; Memoir (Geological Survey of Canada) -- 164.
Publisher: F.A. Acland
Published: 1930
Place of publication: Ottawa
Language: eng
Number of pages: 15
Subjects: Power utilization
Notes: In lower right corner: no. 2246.