1980s SIGMA Promo "THE BOOK ON SIGMA"





Offering the original SIGMA color promo sheet shown in these photos. Printed on one side only, this promo features a cool photo showing an early Sigma guitar alongside some vintage woodworking tools...."every Sigma is inspected and adjusted by Martin trained craftsmen".. Top edge frayed some. A nice Martin collectible. $12.99


If you have any questions ...please e-mail









  • Home | Guitars | Guitar Parts & Accessories | Picks | Banjos, Mandolins, Ukes, etc. | Banjo Parts & Accessories | Primo Pots | Guitars Wanted | Contact | Guitar Tuner Reference | Magazine Backissues | books, catalogs, etc) | Vintage Paper (catalogs, folios,etc) | Photo Gallery | Vintage Print Ads | Vintage Gibson Sheet Music |
    © 2023 Music Man. All Rights Reserved.