Conn 40L/41L/42L/43L Coach Horn
Date: 1920's. Owner unknown
The 40L is a #1½ bore (0.458") model in Bb, low pitch. The 41L is the high pitch version of the 40L. The 42L is a #2½ bore (0.484") model in G, low pitch. The 43L is the high pitch version of the 42L.