1950s Bensen B-8B Hydro-Boat autogyro boat

1950s Bensen B-8B Hydro-Boat autogyro boat.

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More: https://en.wikipedia.org/wiki/Bensen_B-8

Previously:

https://www.homemadetools.net/forum/...711#post143709
https://www.homemadetools.net/forum/...596#post143264
https://www.homemadetools.net/forum/...626#post143400

1950s Bensen B-8B Hydro-Boat autogyro boat - GIF