Scope and Contents 10th U.S. International Championships and Final Tryouts for 1970 World Shooting Championships, Phoenix, AZ. Photo – P.450.346 – Margaret holding her rifle which is resting on a cushion on a tripod – caption: World Champion Army Capt. Margaret Thompson-Murdock, Topeka, KS, takes a momentary break during Three-Position Smallbore Rifle Competition at the 10th U.S. International Shooting Championships, Captain Murdock was a Gold Medalist in rifle competition at the 1966 World Championship at...