This advert captures the very first appearance of the Shimano Sky Lark. Another historic moment in the long story of the derailleur.

Note that, at this point, Sky and Lark are different words.

• Publisher: New Cycling
• Country: Japan
• Date: March 1967
• Derailleur brands: Shimano
• Derailleurs: Shimano Sky Lark red (1st style)