Rolls Royce was a British luxury car and later an aero-engine manufacturing business established in 1904 in Manchester, the United Kingdom, by the partnership of Charles Rolls and Henry Royce. Building on Royce's reputation established with his cranes, they quickly developed a reputation for superior engineering by manufacturing the "best car in the world." The First World War brought them into manufacturing aero-engines. Joint development of jet engines began in 1940, and they entered productio