1980's Sigma Martin Anniversary Natural Acoustic Guitar #506055... | Lot #80070 | Heritage Auctions
I bought this 1978 Sigma Guitar off of Ebay. Got it for about $200 (+ another $200 for shipping from Portland to Chicago!) It had not arrived yet but I would like
1980 Martin Sigma D-10 Anniversary Rare Grade 9 Solid Spruce/Lam. Mahogany (DM-18) Acoustic Guitar ON HOLD | Reverb
Sigma SDR-28 – Acoustic Union
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My Dad gave me his 1980 Sigma Anniversary Guitar to learn how to play during quarentine. What kind of strings should I buy for it as they've never been replaced? : r/guitars
1980 Martin Sigma D-10 Anniversary Rare (100 Made) Acoustic Guitar | Classifieds for Jobs, Rentals, Cars, Furniture and Free Stuff
Crafter Left Handed Lite T-CD/N- Small Body Acoustic With Crafter Gig - Adirondack Guitar