A fantastic poster showing the Simplex range in 1935:

• Simplex Route
• Simplex Champion de France 35
• Simplex Tour de France 34
• Super-Simplex

I have included a scan of the whole document and 7 scans of smaller parts of it.

• Publisher: Simplex
• Country: France
• Date: 1935
• Derailleur brands: Simplex
• Derailleurs: Simplex Route, Simplex Champion de France 35, Simplex Tour de France 34, Super-Simplex