Conn · Sax · F
22M Conn-O-Sax — Conn 22M Conn-O-Sax (F alto)
Introduced1928 onwards
Discontinued1930
The F Conn-O-Sax, produced from about 1928 to 1930 and among the rarest Conn designs.
Where it sits. Introduced 1928, discontinued 1930. To date a specific Conn instrument, use the serial number — the model era is the context, the number is the date.