TY - BOOK AU - Moore,L.C.G. TI - Courageous-Mathews Lakes Area, District of Mackenzie, NorthWest Terr itories / PY - 1956/// CY - Ottawa : PB - Department of Energy, Mines and Resources, KW - Geology KW - Mackenzie District, Northwest Territory KW - Courageous-Mat hews Lakes Area N1 - Includes bibliographical references ER -