1930 Schroeder S1 cyclogyro.
More:
https://en.wikipedia.org/wiki/Cyclogyro
Previously:
Focke-Achgelis Fa 225 rotary wing glider - photo
Personal air landing vehicle gyrocopter - GIF
1950s Bensen B-8B Hydro-Boat autogyro boat - GIF
Glider with sails - photo
Magnus effect rotary sail propels cruise ship - GIF
Screw-propelled vehicles
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