3 ms·

More information here: https://en.wikipedia.org/wiki/De_Lackner_HZ-1_Aerocycle https://en.wikipedia.org/wiki/De_Lackner_HZ-1_Aerocycle Originally developed by

More information here: https://en.wikipedia.org/wiki/De_Lackner_HZ-1_Aerocycle https://en.wikipedia.org/wiki/De_Lackner_HZ-1_Aerocycle Originally developed by the US Army for reconnaissance.

mrow84 5y ago
From the “see also” on that page, this looks pretty incredible (to my untrained eye): https://en.wikipedia.org/wiki/Williams_X-Jet https://en.wikipedia.org/wiki/Williams_X-Jet