Michipicoten iron ranges - Collins, W. H. (William Henry), 1878-1937.; Quirke, Terence Thomas, 1886-1947; Thomson, Ellis (Ottawa, F.A. Acland, printer, 1926)
At head of title: Canada. Department of Mines. Geological Survey.
Two maps folded in pocket.
Bibliography: p. 4-5.
Keywords: Iron ores -- Ontario; Geology, Economic -- Ontario