oh yeah, dat guy
My first ship was an aircraft carrier. Steam powered catapult system launched the planes. These "launching gears" supposed to be catapult shuttles? Very high quality steel in those things.
https://www.britannica.com/event/Katyn-Massacre
https://worldhistoryproject.org/1940/4/3/katyn-forest-massacre
https://allthatsinteresting.com/katyn-massacre