manufacture date (traditional estimates)
1917 shipment date, according to Spann's Guide to Gibson
Mandolin, Style A1
Factory order number unknown
Factory (?) sunburst refinish
From Gryphon Strings.
Frank Ford is on of the founders of Gryphon Strings. Frank is world-renowned as a master repairman and an expert on vintage mandolins. Gryphon often carries very nice vintage mandolins. Frank is also the author of Frets.com, a website well worth the visit for instrument fans, luthiers, and repairmen