in the early 80s, they started embossing the ht too. i tried to orient the stamp on the rear center, between the lug points. e-RICHIE chester, ct
on the back side of the head tube. I have heard frame builders mention this, but it is the first time I have seen it on a completed frame. The strange thing is that this frame is painted over chrome plating.
Nick Zatezalo
Atlanta,Ga