If you mean the spec # it only denotes model versions A-E, each lasting a period of years. The DSA/DLA # always has a "C" in it regardless of year of the G-1.Marv said:Just a quickie to follow on from this - I have a 1968 martin lane G1 and I have heard this mentioned on here before but never quite understood, what is the significance of the letter C or D in the label tag number - does it relate to manufacture dates within the set year ?
NickG said:Is it Korean war era?