Down a rabbit-hole on WW2 Navy mechanical analog targeting computation. There is something quintessentially Anglo/Yankee abt these tools..pic.twitter.com/ZKJALszogO
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..The Mark 1 system in the US fleet was basically the work of a single crafty New Yorker named Hannibal Ford.https://www.youtube.com/watch?v=FdZZuteFZfo&t=841s …
..Battleships could drive tacks with this system. At Guadalcanal the Washington hit the Kirishima 9 of 75 at 19,000 (!) yards w/ 16in guns.
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