Found and Explained Official on MSN

How Convair Built the American Concorde a Decade Early...

Convair’s early supersonic transport concept evolved directly from the XB-70 Valkyrie bomber, using its delta wing, ...
Found and Explained Official on MSN

How the French Built the Fastest Plane in the World... Nord Griffon 1500

The Nord 1500 Griffon was an experimental French interceptor built around a dual-engine propulsion system combining a ...