campagnolo delta brakes: Shimano Dura-Ace 7700
VeloBase.com - Component: Shimano GA-200, Dura-Ace (Black)
Vintage USED Shimano DURA ACE UA-100 Headset 1973-78 Italian 25.4x24f (DJ) | eBay
1973 Campagnolo "Nuovo Record" rear derailleur – Sellwood Cycle Repair
Bespoke Cycling | Blog
Shimano Crane rear derailleur rare first Dura Ace Vintage Road Bike 1973-76 | eBay
CATALOGUES SHIMANO: DURA ACE HISTORY
Bespoke Cycling | Blog
The catalogs of Japanese vintage bicycle
1973 Gen One Dura Ace Groupset - Bike Forums
Storia: la saga dello Shimano Dura-Ace. #1 – Gli albori
Shimano derailleurs - the Dura-Ace story
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
Shimano Dura-Ace catalog (12-1973)
Shimano Dura Ace dal 1973 ad oggi: la storia, l'evoluzione e tanti ricordi... - BiciDaStrada
Shimano B-210 Dura Ace 1st gen brake calipers 1973-1974 vintage road bike Eroica | eBay
Press Release: Shimano Celebrates 100 Years of Manufacturing Expertise - Gravel Cyclist: The Gravel Cycling Experience
100 PRODUCTS HISTORY - DURA-ACE | SHIMANO
100 PRODUCTS HISTORY - DURA-ACE | SHIMANO
USED 1973-79 Shimano DURA ACE BA-100 B-210 Brake Calipers + Levers Aluminum (9E) | eBay
Shimano Dura-Ace crankset advertisement (10-1973)
100 PRODUCTS HISTORY - DURA-ACE | SHIMANO
