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Tag: experimental

BELL X-5 – The Swing Wing King

The Bell X-5 is a U.S. civilian experimental aircraft built by Bell Helicop...

  • planehistoria

Object 775 – The Pancake Tank - Tank Historia

An Object 775 – The Pancake Tank is a device that holds pancakes vertically...

  • historiatank

Praying Mantis – A Machine Designed to Fire Over Obstac...

The Praying Mantis, a bizarre British tracked vehicle, is one of the most u...

  • historiatank