This is a famous image of ‘le Chemineau’ himself on his 3 speed bike. The advert also claims the ‘Le Chemineau’ derailleur as the ‘revelation of the 1914 Tour de France’ and notes its triumphs at the Championnat de la Poly in 1914 and the Championnat des Vétérans in 1918.

But what exactly is that hanging from our furry friend’s little finger?

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

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• Publisher: T.C.F. Revue Mensuelle
• Country: France
• Date: May 1919
• Derailleur brands: Chemineau
• Derailleurs: Le Chemineau