1931 Martin OM-28 “Dark Top” Guitar (Serial Number 48807) – The Guitarphile
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Eddie's Guitars | Martin OM-28 Acoustic Guitars
1931 Martin OM-28 Brazilian/Adirondack
Gear Review: Martin OM-28 Modern Deluxe | Acoustic Guitar
Eddie's Guitars | Martin OM-28 Acoustic Guitars
Martin Standard Series OM-28 | Reverb
Martin OM-28 - Peghead Nation
C. F. Martin OM-28 Flat Top Acoustic Guitar (1932) | RetroFret
OM-28 | Standard Series | Martin Guitar
Martin OM-28 Re-Imagined (SOLD) - Diamond Guitars
Martin OM-28 Acoustic Guitar (1930)
Martin OM-28 Standard Re-Imagined Left Hand - natural aging toner Acoustic guitar & electro
MARTIN OM-28 ORCHESTRA MODEL ACOUSTIC GUITAR WITH CASE | Penny Lane Emporium
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Martin OM-28 Ambertone vintage prewar acoustic guitar 00028
