Bedrock geology, Ottawa Islands, Ditsrict [sic] of Keewatin, Québec [cartographic material] / geological compilation by B. V. Sanford and A. C. Grant, 1994 and A. V. Okulitch, 1997.
Relief shown by contours. "Base map at the same scale, published by Surveys and Mapping Branch in 1976. Bathymetry from National Earth Earth Science Series Map NO 17-B, published by the Canadian Hydrographic Services in 1984, from data compiled by B. V. Sanford in 1990, and from Canadian Hydrographic Services charts 5449, 5705 contoured by A. V. Okulitch in 1997."
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