This harmonica was made by Hohner in Germany, undetermined date. It is an Auto Valve Harp model in the key of F, with 10 double holes and 40 reeds. This harmonica has a brown stained wooden comb with metal cover plates nailed to the top and bottom. It is stamped:
M. HOHNER’S
AUTO-VALVE-HARP
The easiest playing Harmonica made
Patented in all countries. Germany
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