Vultee proposed a twin-boom pusher called the XP-54 and Northrop championed a bobbed-tail flying wing dubbed the XP-56 Black Bullet (see NASM collection). Curtiss-Wright designers stuck the main wing ...

Vultee proposed a twin-boom pusher called the XP-54 and Northrop championed a bobbed-tail flying wing dubbed the XP-56 Black Bullet (see NASM collection). Curtiss-Wright designers stuck the main wing ...