UP FOR AUCTION IS AN ANTIQUE VINTAGE PAN AMERICAN SLIDE TROMBONE ELKHART IND. MARKED 81 , SERIAL# 16749 . WITH ORIGINAL PAN AMERICANBAND INSTRUMENTS CASE .CASE SHOWS SOME WEAR AND IS MISSING ONE OF THE CLOSING LATCHES AS SHOWN IN PHOTO. TROMBONE IS IN NICE CONDITION SHOWING SOME WEAR, HAS A DING ,SHOWN IN PHOTOS.  KING M 21 MOUTHPIECE.  PLEASE LOOK OVER PHOTOS AND EMAIL WITH ANY QUESTIONS.