“Trutone” Pitch Pipe. Original boxed chromatic pitch pipe manufactured by M. Hohner, Germany. M. Hohner’s. Vocal, Full Chromatic. The pitch pipe is marked.
M. Hohner No P1 Trutone Pitch Pipe for Violin & Mandolin Vintage Germany
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M. Hohners No 1 Violin And Mandolin Trutone Pitch Pipe Made Germany Worlds Best
