siverson@garlic.com wrote:
>
> Can anyone tell me when Campagnolo braze-on shifters first came into
> use on frames? Also when did Regina introduce the "Oro" chains and
> freewheels?
Campagnolo braze-on downtube shifters were offered in the 1952 Campagnolo catalog, (first year for dt shifters, too).
I would guess the early 1970s on the Oro Regina chains and freewheels.
Chuck Schmidt