00856cam a22002531i 4500001001300000003000400013005001700017008004100034010001700075035001900092040002100111042001200132043002100144050002200165100002200187245015000209260004300359300004000402490004100442500002000483650002000503650002200523810005700545gs 09000249 DLC20260227111309.0790419s1909    dcuab        f001 0 eng    ags 09000249   a(OCoLC)4874923  aDLCcICharEdDLC  apremarc  an-us-idan-us-mt00aQE75b.B9 no. 3841 aCalkins, Frank C.12aA geological reconnaissance in northern Idaho and northwestern Montana /cby F.C. Calkins. With notes on the economic geology, by D.F. MacDonald.  aWashington,bGovt. Print. Off.,c1909.  a112 p. :bill., fold. map ;c24 cm.1 aU.S. Geological survey. Bulletin 384  aIncludes index. 0aGeologyzIdaho. 0aGeologyzMontana.1 aUnited States.bGeological Survey.tBulletin ;v384.