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National geochemical reconnaissance lake sediment and water data, central northern Ontario [parts of NTS 42E, 42L and 52H]
Hornbrook, E H W; Friske, P W B; Lynch, J J; McCurdy, M W
; Gross, H;
Galletta, A C; Durham, C C. Geological Survey of Canada, Open File 2177, 1990, 153 pages (52 sheets), https://doi.org/10.4095/130906