Kanstul Musical Instruments, Inc - This is a photo of the Boston Symphony's Walter Nirschl 6/4 York copy tuba. The large Kanstul bell was engraved with the BSO colophon, plated by Anderson
The Great American Tuba...still available. KANSTUL 5/4 Convertible Tuba | The Sound is Kanstul....Quality still available at a great price. | By Kanstul Musical Instruments, Inc | Facebook
Kanstul Model 5490 Grand Series 5-Valve 5/4 CC Tuba - Woodwind & Brasswind
902-5C CC 3/4 Concert Tuba – Kanstul Musical Instruments