00812nam a22002411  4500001001300000003000400013005001700017008004100034010002200075040003700097043001200134050002400146082001000170100003600180245006500216260005400281300002700335490006800362610003300430650002400463830006600487999001700553gs 48000293 DLC20260227111354.0871005s1947    oncf         f00000 eng c  ags 48000293 //r87  aU.S. Geol. Survey Libr./ICUcICU  an-cn---0 aQH1b.C134 no. 47-10 a557.110aAlcock, Frederick James,d1888-12aA century in the history of the Geological Survey of Canada.0 aOttawa,bE. Cloutier, printer to the King,c1947.  a94 p.bplates.c23 cm.1 aCanada. National Museum, Ottawa. Special contributionvno. 47-120aGeological Survey of Canada. 0aGeologistszCanada. 0aSpecial contribution (National Museum of Canada) ;vno. 47-1.  c28298d28298