In March 1951 Cyclo are still boasting about their 'new' Cyclo Route single cable, pull-chain, derailleur.

(Source gallica.bnf.fr/ Bibliothèque nationale de France)

• Publisher: L'Officiel A.C.M.
• Country: France
• Date: March 1951
• Derailleur brands: Cyclo
• Derailleurs: Cyclo Route