Here is the set-up on the 1979 LeTour IV, I think it was pretty much stock till I started on it!
Frame: 1020 Steel, Fork Steel w/chrome tips, 21"
SeatTube, 25.4mm chromed steel seat post
Handlebars: Randonneur Alloy, 42cm
Pedals: 9/16" Chrome Rat-trap
F Derailleur: Schwinn Approved
R Derailleur: Shimano 400 FF
Crankset: Sugino Super Maxy 170mm: 39/52
Freewheel, French Splined, Mailard Normandy, 14/17/20/24/28
Rims: Ukai Box Steel Chromed, 27x1-1/4, 36 spoke
Hub: Schwinn Approved: Wide flange alloy, front: Quick Release, rear: Axle Nuts
Brakes: S.A. Centerpulls, (Dia-Comp)