Spinning Levers, A 1936 Educational Film Explaining How Vehicles With Manual Transmissions Work
by Justin Page from Laughing Squid on (#3GH1J)
"Spinning Levers" is a vintage educational film, produced by Jam Handy back in 1936 for Chevrolet, that explains how vehicles with manual transmissions work.
The transmission in the modern motorcar - the mechanism that makes it possible to have three forward speeds and a reverse - is a series of levers, levers that spin.
via reddit