Where to find the serial number The serial number is stamped or punched on the back of the headstock.Factory Order Numbers (FON) with a letter from 1935 to 1941.Exceptions: Some high-end models and lap steels from 1939-1940 have been added the letter A, to the prefixes D, E or F.Factory Order numbers with a letter from 1952 to 1961.Gibson stopped the stamped serial numbers at the end in 1960, although there are a few guitars made in 1961 with a "1" as a prefix.Some lap steels and Les Paul's from 1961 have such a serial number.
Even after the closing of the factory in Kalamazoo in 1984, this process was continued until 1989 in Nashville.Also in 19 there was a high production, "9 9999" is exceeded for "932 000" or higher.Therefore, the production in 1959 may be a "1", "2" or "3" in the second digit.Another exception to the above rules is in the autumn from 1958, where a some Les Paul Juniors and Specials had a four-digit serial number. From 1970 to 1975, the 6-digit serial numbers randomly generated.In a random sequence numbers were stamped on the back of the headstock. In 1970, the orange labels in the body of acoustic guitars were replaced by white with orange rectangular labels.The letter preceding the batch number in the FON, and indicates the year of production. Y1234 23 This were used from 1952 to 1961 on archtop models and stamped on the inside of the F-hole. An ink-stamped number from the back of the headstock. No serial numbers were used, Gibson just started therewith in 1953.