The Lance Formation--petrography and stratigraphy, Powder River Basin and Nearby Basins, Wyoming and Montana
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02a0014399;20011205d1992 ekmy0engy01;eng;a z 000yy;r;The Lance Formation--petrography and stratigraphy, Powder River Basin and Nearby Basins, Wyoming and Montana;Carol Waite Connor;[S.l.];U.S. GPO;1992;iv, 17 p.;ill.;8 maps;Bulletin;U.S. Geological Survey;no.1917-I;2001b;aBulletin ; fU.S. Geological Survey ; vno.1917-I;兰斯组--怀俄明州与蒙大拿州保德里弗盆地和Nearby盆地的岩石学与地层学;a514.3 ; a373.3;Connor;Carol Waite;101;451642;P;254.2;B87;v1917/I ; r127.37;a03;b1;cP