![R Schopper Leipzig Kaiser 4 rotary valve 4/4 Tuba 1920 w case prewar Miraphone( if that existed) | Reverb France R Schopper Leipzig Kaiser 4 rotary valve 4/4 Tuba 1920 w case prewar Miraphone( if that existed) | Reverb France](https://images.reverb.com/image/upload/s--OQNoNAUf--/f_auto,t_large/v1544012379/b4r5oz68b3x0oxt7z1nk.jpg)
R Schopper Leipzig Kaiser 4 rotary valve 4/4 Tuba 1920 w case prewar Miraphone( if that existed) | Reverb France
Lignatone / Cervený B - Kaiser - Tuba, gebraucht in Niedersachsen - Hagenburg | eBay Kleinanzeigen ist jetzt Kleinanzeigen
![Kalashen's, Kaiser Model, BBb tuba, 4 rotary, ca. 1920-1939 | V & E Simonetti Historic Tuba Collection Kalashen's, Kaiser Model, BBb tuba, 4 rotary, ca. 1920-1939 | V & E Simonetti Historic Tuba Collection](https://simonettitubacollection.files.wordpress.com/2017/02/img_20170309_164423.jpg)
Kalashen's, Kaiser Model, BBb tuba, 4 rotary, ca. 1920-1939 | V & E Simonetti Historic Tuba Collection
![Kalashen's, Kaiser Model, BBb tuba, 4 rotary, ca. 1920-1939 | V & E Simonetti Historic Tuba Collection Kalashen's, Kaiser Model, BBb tuba, 4 rotary, ca. 1920-1939 | V & E Simonetti Historic Tuba Collection](https://simonettitubacollection.files.wordpress.com/2017/02/img_20170309_164552.jpg)