Gibson Seriennummern -

: The day of the year (Julian date). 023 would be January 23rd. Last 3 Digits : The plant and rank of production. 001–499 : Kalamazoo factory (closed in 1984). 500–999 : Nashville factory. Important Variations

If you own a Gibson guitar—or you’re looking to buy one—there is one small detail that holds the key to its history: the serial number. gibson seriennummern

Unlike competitors who used very linear, logical numbering systems, Gibson’s approach changed frequently between 1900 and the present day. To make matters more confusing, serial numbers were often reused or recycled during the "Norlin era" (roughly 1970–1984). : The day of the year (Julian date)