![I've been researching try to find out more information about this National Mandolin but I can't find very much. It was my great grandfathers (pat no. 17622617, 1741453) head stock engraving (S I've been researching try to find out more information about this National Mandolin but I can't find very much. It was my great grandfathers (pat no. 17622617, 1741453) head stock engraving (S](https://preview.redd.it/ive-been-researching-try-to-find-out-more-information-about-v0-mkyn2dk8ehs81.jpg?width=640&crop=smart&auto=webp&s=96505583bb028a44e5aeb2064ee89d7f501d2387)
I've been researching try to find out more information about this National Mandolin but I can't find very much. It was my great grandfathers (pat no. 17622617, 1741453) head stock engraving (S
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Gretsch G9221 Bobtail Steel Round-Neck Ac/Elec Resonator Guitar w/Fishman Nashville Pickup | Better Music
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