There are lots of great little training films from the past. In WWII especially they had to bring in a lot of people with little experience with the sophisticat

There are lots of great little training films from the past. In WWII especially they had to bring in a lot of people with little experience with the sophisticated new technologies that were often only developed during the war. Search Youtube for phrases like "world war II training films". Some examples: https://youtu.be/gwf5mAlI7Ug https://youtu.be/gwf5mAlI7Ug - (Mechanical Computers) U.S. NAVY BASIC MECHANISMS OF FIRE CONTROL COMPUTERS MECHANICAL COMPUTER INSTRUCTIONAL https://youtu.be/s1i-dnAH9Y4 https://youtu.be/s1i-dnAH9Y4 - (Mechanical Computers) Basic Mechanisms In Fire Control Computers https://www.youtube.com/playlist?list=PL9cQ2Ddo6YCwNcDh15h2IheFHzXiHH8QF https://www.youtube.com/playlist?list=PL9cQ2Ddo6YCwNcDh15h2I... - Mechanical Computers (navy series) https://youtu.be/yYAw79386WI https://youtu.be/yYAw79386WI - Around The Corner - How Differential Steering Works (1937) https://youtu.be/ezRP1h6x2GE https://youtu.be/ezRP1h6x2GE - Vintage training film - Manhandling - 1962 https://youtu.be/-34vk-rahPk https://youtu.be/-34vk-rahPk - BODY SEARCH | Spy Training Film (Vintage, ca. 1942-1945) https://youtu.be/acGXBJv6AT4 https://youtu.be/acGXBJv6AT4 - Vacuum Tubes 1943 Training Film (The TRIODE) Signal Corps Army Air Force Radio https://youtu.be/0OmOQs0ziSU https://youtu.be/0OmOQs0ziSU - 16 Inch Gun Training Film (1955)