00949cam a22002891  4500001001300000003000400013005001700017008004100034010001700075035001900092040004100111041001300152042001200165043002100177050002400198100002200222245008800244260006700332300002600399410004800425500002900473504002800502650003200530650004000562650002300602740003400625gs 65000467 DLC20260227111418.0770428s1964    onca     b   f000 0 eng c  ags 65000467   a(OCoLC)2924374  aU.S. Geol. Survey. Libr.cInMuBdDLC0 aengbfre  apremarc  an-chn--an-cn-mb00aQE185b.A43 no. 1081 aNelson, Samuel J.10aOrdovician stratigraphy of northern Hudson Bay lowland, Manitoba,cby S. J. Nelson.  a[Ottawa]bDept. of Mines and Technical Surveys, Canadac[1964]  a36 p.billus.c25 cm.20aGeological Survey of Canada.tBulletinv108  aAbstract also in French.  aBibliography: p. 35-36. 0aGeologyzHudson Bay Region. 0aGeology, StratigraphicyOrdovician. 0aGeologyzManitoba.0 aHudson Bay lowland, Manitoba.