Senior Member
Join Date: Apr 2006
Location: Sacramento, CA
Posts: 3,009
Bikes: '53/'54 Bianchi CDM, '62ish Altenburger Cinelli Mod B, '69 Rene Herse Competition, '72 Motobecane Grand Record, '73-74 Colnago Super,, '73-74 Cinelli SC, '78ish counterfeit Confente, '82 Medici Gran Turismo, '67ish Mondia Speciale, Eddy Merckx Pro
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The drivetrain definitely looks early '50s..... They switched to plastic knob (rather than metal) on the front derailleur in the late '50s. Very cool!