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
Sigma 000M-15 Mahogany Acoustic Guitar at Gear4music
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Sigma Guitars Mahogany Dreadnought Acoustic Guitar with ChromaCast Hard Case and Accessories, Shadowburst Finish - Walmart.com