Guild serial number dating
On f-hole instruments, it is visible through the upper f-hole.
The second type of serial numbers used started with an A prefix and ran from 1947 to 1961. When production of solid body guitars began, an entirely new serial number system was developed.
They were first made in Japan with USA parts then were made in Korea with USA parts by Samick.(which also still makes Sigma for Martin, Epiphone for Gibson, and Squire for Fender but not with USA parts anymore).
The Madeira is a fine instrument that will last a lifetime if taken care of.
He passed away a few years back and i bought all of his guitars from his brother.
The Fender serial number decoder currently supports all documented MIA, MIJ, MIM, MIK and MII formats with the exception of Custom Shop, Relic and Reissue instruments.
The 1 or 2 digits before the hyphen show the month (1=Jan, 12=Dec.) The first digit after hyphen shows the last digit of year.
"Jazzmaster Morphology: Late 1960s Orphans." 20th Century Guitar Magazine, April 1996, pp.
Next digit shows the last digit of the year starting with 5, i.e. The remaining numbers show the production order of the instrument for the year so if the last 3 digits are 759 this would be the 759th instrument produced that year.
Another New Serial Number Scheme 1973 to 1981 A number is impressed into back of the headstock.
"Project Vibroclone" 20th Century Guitar Magazine, June 1996, pp 108 - 110.
"Jazz Bass Beautification" 20th Century Guitar Magazine, July 1996, pp 118 - 119.