Here's a page of links to websites about vintage instruments and other collectibles. It also provides links to enthusiasts' websites about individual makes. I'll be adding to the list from time to time.
|Fender serial numbers
|Lists for US, Mexican and Far Eastern electrics, acoustics, banjos, amplifiers and oddities.
|Excellent resource on Gibson's basses.
|Gibson serial numbers
|Gibson serial numbers since 1975 and links to sources on earlier models.
|Resources for the stringed instrumentalist. Serial numbers and schematics. Loads of links to manufacturers.
|Martin serial numbers
|Dating a Martin guitar.
|Rickenbacker serial numbers
|Ricky serial number decoder.
|Forums, vintage catalogues and lots of info.
|Vintage Guitars Info
|Run by a private collector. Very well informed on Gibson, Fender, Martin, Gretsch, Epiphone, National, Dobro, Rickenbacker, D'Angelico, Stromberg, Danelectro made from 1920 to 1970. Good on serial numbers and other means of identifying models.
|A site for vintage guitar buffs run by Steve Russell, with plenty of photos of old Hofner guitars from the 50's and 60's, together with sections on Selmer, Watkins/WEM, Bird, Fenton-Weill, Grampion, Dallas, and Elpico Amps.