00833cam a22002531a 4500001001300000003000400013005001700017008004100034010001700075035002000092040002500112042001200137043001200149050001800161100005400179245007700233260009000310300003600400500001700436650003800453650002800491710004300519999001700562gs 58000146 DLC20260227111406.0821223s1957    miuab        s000 0 eng    ags 58000146   a(OCoLC)13231393  aDLCcMnUdOCoLCdDLC  apremarc  an-us-mi00aQE126.O37bM31 aMartin, Helen M.q(Helen Mandeville),d1889-1973.10aOutline of the geologic history of Ogemaw County /cHelen M. Mandeville.  a[Lansing, Mich. :bMichigan Dept. of Conservation, Geological Survey Division,c1957]  a[12] p. :bill., maps ;c28 cm.  aCover title. 0aGeologyzMichiganzOgemaw County. 0aGeology, Stratigraphic.1 aMichigan.bGeological Survey Division.  c29235d29235