"Development of the Constellation on 9th June 1939, when Howard Hughes, Majority stockholder of TWA, visited Lockheed and personally presented the company with a requirement for a super-luxury transport, capable of flying non-stop coast to coast across the continental USA. by the end of 1939, TWA submitted an order for nine Model 049s - known to Lockheed as the L-49 - which was later increased to 40, and soon followed by an order for a similar number from Pan Am."@en . . . . . "Development of the Constellation on 9th June 1939, when Howard Hughes, Majority stockholder of TWA, visited Lockheed and personally presented the company with a requirement for a super-luxury transport, capable of flying non-stop coast to coast across the continental USA. by the end of 1939, TWA submitted an order for nine Model 049s - known to Lockheed as the L-49 - which was later increased to 40, and soon followed by an order for a similar number from Pan Am."@en . . "Lockheed Constellation"@en . . .