Major, Mark Grant2015-05-122015-05-121993https://scholarworks.montana.edu/handle/1/7270enMontana Power CompanyElectric power transmissionElectric insulators and insulationSurface contaminationElectric fault locationInvestigation of contamination flashover as a possible cause for unexplained faults on the Montana Power Company 500kV transmission linesThesisCopyright 1993 by Mark Grant Major