• 

  First OHC Engine

  https://web.archive.org/web/20140408132614/http://www.devinsportscars.com/BeltDrive.html

  Keine Beschreibung vorhanden.

• 

  Armstrong Siddeley Sapphire Car

  http://www.designchambers.com/wolfhound/wolfhoundASMCar3.htm

  Keine Beschreibung vorhanden.

---

---