This is one of a series of adverts for the Chaluret 93 derailleur that range in date from 1939 to 1952.

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

• Publisher: L'Officiel A.C.M.
• Country: France
• Date: January 1944
• Derailleur brands: Chaluret
• Derailleurs: Chaluret 93