Here for sale is a 1923 Martin Style A Mandolin in Natural. Structurally sound and fully playable. It features a Spruce top with oval soundhole, Mahogany back and sides, light V-shaped Mahogany neck with a flat Ebony fingerboard, and small bar frets, 13 scale length, 30.6mm nut width, neck thickness is 18.6mm and 20.4mm at the 7th fret.