Originally Posted by
Ecrevisse
The Campagnolo derailleur is a Campagnolo Record introduced in 1963, it is chrome steel. Nuovo Record was introduced in 1966, and Super Record in 1973. The down tube clamp on shifters date from as late as the mid to late 70's. They appear to be Nuovo/Super Record. Down tube braze on's started to appear on frames in the late 70's, depending on the make and model.
Thanks! Would the old Record have used chromed steel shifters instead of the aluminum ones of the Nuovo/Super era? Also, do you happen to know if the Record derailleur pulley cage should snap back in place?