Yes. There were stream powered bikes since the mid-19th century, the earliest motorcycles were basically bikes with combustion engines attached, and there were even battery-powered electric bikes available at the turn of the 20th century. Here’s an electric bike from 1935:
I guess so, but it seems like the bike would have already fit that niche in 1944.
We’re bikes powered in 1944? Because that’s the niche this fits
Yes. There were stream powered bikes since the mid-19th century, the earliest motorcycles were basically bikes with combustion engines attached, and there were even battery-powered electric bikes available at the turn of the 20th century. Here’s an electric bike from 1935: