Beautiful Super Olds - FE Olds &Son brass trombone, made in Los Angeles  ca.1942.  Serial #13949.  Bell is 7.5”. It is in excellent condition and plays and sounds great. Used for big band/jazz music. There is a bit of corrosion on the bell (see photo) and a few minor blemishes. Tuning slide in great shape too. Comes in its original Olds Case, that is in reasonable condition.Mouthpiece is a silver Collegiate Frank Holton & Co., Elkhorn Wis.