Martin OM-28 Authentic 1931. Madagascar Rosewood back and sides with Adirondack spruce top. Ebony fingerboard and bridge with 16" radius and 1 3/4" nut width. VTS bracing, 1931 "soft-V" neck profile, and 25.4" scale length. Open-back tuners on Pre-War style "no logo" headstock. Used in excellent condition w/ohsc