This Ball-Wheel Train of 1933 Was the Future of Transportation
paleofuture.comThis Ball-Wheel Train of 1933 Was the Future of Transportation — PaleofutureIt can be easy to forget just how popular the monorail was as an idea long
before the 1950s and 60s. The second half of the 19th century saw plenty of
experiments with single-track mass transportati...
5 reposts14 likes