My retro setup, tricked out (from 1975):
Masi Gran Criterium full Columbus steel frame and fork (Steel is real and has the feel)
Campy Nuovo Record group, minus front derailleur and small chainring, bar end shifter (drilled out, of course)
5-speed Regina freewheel
Cinelli Campione del Mundo bars, 1A stem, and Unicanitor saddle
Campy Super Legerra pedals, Christophe clips and Binda Extra straps
Probably Detto Pietro shoes
220 Setas glued to a Super Champion Medaille d'Or rims, 32° front, 36° rear,
Hi-E front hub, laced radially
TA bottle w/steel TA cage
Cool Gear jersey, logo'd "George's"
Those old bikes were FAST!