


The popular King Super 20 may also have H. It does not pertain to those models which were marketed under the Gladiator, American Standard, or other trademarks. Because of this, it is to be used as a guide or rough estimate of when a King or Cleveland model instrument was manufactured. The following information was compiled from serial number records which were not complete. Any links will bring up pictures of past horn repair work, sold, inventory, personal horns or pictures from eBay.
