Dating epiphone guitars
Thus, the older Gibson guitars may have a serial number and a F O N.The F O N may indicate the year, batch number, and the ranking (order of production within the batch of 40).Also, the Indonesian factory did not use serials from it's opening in 1992 until around 2000.
Older guitars may be made in Korea at Un Sung Musical Instrument Co., Ltd.
Epiphone history dates back to the late ’30s and early ’40s when Les Paul and fellow guitarists such as Charlie Christian and George Barnes were at the forefront of jazz guitar.
Epi Stathopoulos and Les were good friends and Epi would let Les use the Epiphone factory on 14th Street in New York City at night after hours to experiment on guitar and pickup designs.
In the earlier years at Gibson, guitars were normally built in batches of 40 instruments.
Gibson’s Factory Order Numbers were an internal coding that followed the group of instruments through the factory.