Antique Vintage Guitars collector info - collecting old VINTAGE GUITARS. Vintage Guitars Info - Martin collecting vintage martin guitars. Contact the vintage guitar info guyBack to Table of Contents General Martin Specs.
Serial Number and Size/Style Number Stamps1898 to present: flat top serial number stamped inside on neck block. Oct 1930 to present: flat top model number stamped inside on neck block around serial number rant 439xx to 44362 (exact serial number change unknown). Guild Guitars. Rumblings from the Custom Shop. Luthier's Collection: custom made and acoustic handmade guitars.