When you say "stamp on paint" that makes me curious... you gonna share this pic with us?i did a look thru my pics of guitars i own and had a close look at my 68 Firemist tele, i knew it had a stamp under pickgaurd, i enlarged the pic and see the stamp on paint under pickgard is...818...YES 818 but no letter, no stamp in neck pocket, neck is date 3 march 68