MARC全文
42a0002131;20110215161223.0;20011205d1983 ekmy;eng;a z 000yy;r;a;31,680;w0841630;w0840100;n0481200;n0480500;Matchinameigus Lake, Algoma district;[map];M.J. Downes;Scale 1:31,680(W84°16′30″-W84°01′00″/N48°12′00″-N48°05′00″);Ontario;Ministry of Natural Resources;1983;1 map;Map;Precambrian Geology Series;Ontario Geological Survey;2483;2252;aMap ; ePrecambrian Geology Series ; fOntario Geological Survey ; v2483;a*A/41;Downes;M.J.;101;h1 ; r150.66;M000004350