[Deaf Smith]

"Can't remember exactly why it didn't take off"

In street dress, it was propelled by the spinning prop.

Would have a nasty habit of chewing up pedestrians and anyone else who got too close.

[Calvin Locke]

I’m pretty sure it was a pusher-prop.

This is probably the car in the segment I watched on the History Channel:

https://en.wikipedia.org/wiki/Aerocar