Schmidt (Adolph), E flat tuba, 3 piston, ca.1925 Tag #: 06959 Serial #: Bell Diameter Bore Size Height 15.0″ .563″ 30.0″ Comments: “ADOLPH / SCHMIDT ” on bell. “CZECHO / SLOVAKIAN” on 2nd valve. Decorative ace of spades engraved around identification marks. Share this: Click to share on X (Opens in new window) X Click to share on Facebook (Opens in new window) Facebook Like Loading...