The Rolls-Royce Thrust Measuring Rig (TMR), nicknamed the Flying Bedstead, was a pioneering vertical take-off and landing (VTOL) aircraft developed by Rolls-Royce in the 1950s. It has the distinction of being "the first jet-lift aircraft to fly anywhere in the world". en.wikipedia.org/wiki/Rolls-Royce_Thrust_Measuring_Rig
The Rolls-Royce Thrust Measuring Rig (TMR), nicknamed the Flying Bedstead, was a pioneering vertical take-off and landing (VTOL) aircraft developed by Rolls-Royce in the 1950s. It has the distinction of being "the first jet-lift aircraft to fly anywhere in the world".
en.wikipedia.org/wiki/Rolls-Royce_Thrust_Measuring_Rig