Serial - Gibson
Example: An FON starting with generally indicates production in 1958 or 1959 . Because Gibson often stamped the number on the inside of the body (on acoustics) or the back of the headstock (later electrics), checking these numbers against specific batch lists is often required for exact dating.
Instruments were marked with serial numbers, often used alongside Factory Order Numbers (FON) , which were internal tracking codes for batches of guitars. gibson serial
Modern Gibsons (since the 1970s) should have "Made in USA" stamped below the serial number. Example: An FON starting with generally indicates production
Better example: → 9 / 012 / 9 → Year 1989, Day 12 (Jan 12) Day 12 (Jan 12)