Blackmore at his very best in the 70's. Dont think there is a guitarist to touch him imo.
Deep Purple. Sheer raw stratocaster and marshall power played with pure emotion
http://www.youtube.com/watch?v=tsO26Pgm6qI
Then with Rainbow, check out the drumming and guitaring at 2.32
More great Deep Purple and mayhem
http://www.youtube.com/watch?v=KZ-lSTlUnfA&feature=related