Bennys Bike Shop - With the new Dura-ace group set about to be released. Fitting to be working on the precursor Crane derailiur. 1973 vintage, first raced in Europe by Team Flandria
100 PRODUCTS HISTORY - DURA-ACE | SHIMANO
Storia: la saga dello Shimano Dura-Ace. #1 – Gli albori
Shimano B-210 Dura Ace 1st gen brake calipers 1973-1974 vintage road bike Eroica | eBay
Shimano Dura-Ace crankset advertisement (10-1973)
1973 Shimano Dura-Ace Catalogue Page da6
Shimano Crane rear derailleur rare first Dura Ace Vintage Road Bike 1973-76 B | eBay
100 PRODUCTS HISTORY - DURA-ACE | SHIMANO
Shimano Dura-Ace catalog (12-1973)
Shimano Dura Ace dal 1973 ad oggi: la storia, l'evoluzione e tanti ricordi... - BiciDaStrada
NOS 1973 Shimano Dura Ace Centerpull Brakeset: 65/47mm - Straddle Cables - Carriers - Front Cable Stop - 1st DA Part Ever! (PRISTINE) - Bike Recyclery