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* ^ 8 U I \ I <( STATE DOCUMENTS COUKW* 



TECHNICAL REPORT NO. 7 



HtMirAJM state L.f.RAW 



930 E L*juHr Ave. 



Helen-- Mretbaa 591501 



930 f <w* lywdole *»e»«fe 



ZJVWC 



tMrEfl RESOURCES DIVISION 



JULY 1977 



MONTANA DEPARTMENT OF NATURAL RESOURCES A CONSERVATION 



