Olds Studio Trumpet  1  (Nickel)S/N 528067 indicates between February 1965 and June of 1966. Has lever slide on first valve tube (Trigger).  3rd Valve Slide Some small dings (see photos) Top near third valve, small after (studio) near bell. Small on second valve tube. Silver gone in places. Mostly on third valve and third valve tube above first valve lever.Good working condition, valves move very freelyIncludes: mouthpiece, case, mute, valve oil, cleaning snake, two music holders, and a hand guard.