M.J. Kalashen’s, Kaiser, CC tuba, 4 rotary, ca.1920-1939 Tag #: 200305 Serial #: 5170 Bell Diameter Bore Size Height 18 7/8″ .855″ 38.0″ Comments: “5170 / M.J. KALASHEN’S / KAISER / MODEL / NEW / YORK” on bell. Ornate floral engraving on bell. Share this:TwitterFacebookLike this:Like Loading...