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Amazon.com: SIGMA 41” Acoustic Guitar, Dreadnought, 4/4 Full-Size, with D'Addario EXP16 Strings, Solid Spruce Top, Natural Gloss, Mahogany Back & Sides,Right(10D) : Musical Instruments
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Sigma OMTC-1STE-SB+Electro Acoustic Guitar - Sunburst for sale
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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
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Jaimie Muehlhausen // Vibrosonic Design
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Sigma Guitars Mahogany Dreadnought 12-String Acoustic-Electric Guitar with ChromaCast Hard Case and Accessories, Shadowburst Finish - Walmart.com
Sigma Guitars - Legendary Acoustic Guitars
SIGMA GUITARS GJA-SG200 on OhGuitar.com
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Sigma Guitars - Wikipedia
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Sigma Guitars. EST.1970. by Martin & Co.:: Broschiert (1992) | Antiquariat Ehbrecht - Preis inkl. MwSt.
Sigma Guitars - Wikipedia
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