Brand directory/Conn/Models by year/10D
Model catalogue

Conn 10D French horn.

single Bb horn, 4 rotary valves with A-natural valve — Introduced 1924 · discontinued 1953.

Maker
Conn
Model code
10D
Line
(single Bb)
Instrument
French horn
Introduced
1924
Discontinued
1953
Status
Retired
Record confidence
Medium
Era check

Serial evidence places this line in the Elkhart era — your serial number decides which one your instrument is.

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