Godi Leiser, illustration for Dodge Lancer & Dodge NCT-1000 Truck, 1961/1962. Switzerland. 1963 Valiant.

https://www.design-is-fine.org/tagged/car-design

and the 1963 Valiant.

https://www.emuseum.ch/de/objects/123588/valiant?ctx=005e6535-34c9-4854-b248-39ab893cad23&idx=328