Ebike alternativesof yesteryear? Steam, rocket and propellor powered bikes

[oigoi]

Interesting website, shows all the ideas people have experimented with over the years

Unusual Pedal Bicycles.

The Rocket-Powered Bicycles.

Steam Bicycles.

 

[Croxden]

I'm still waiting for my jet-pack.

 

[hopper_rider]

Lol at the Sylvester Roper steam bicycle. I guess that would keep your undercarriage warm on a cold day

 

[hopper_rider]

Love this one. Very portable. Can shift from one style of bike to another

 

[the_killjoy]

Let's see him get type approval for that