Rail passengers listening to the radio through personal headphones, 1930 (lemmy.world)

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en.m.wikipedia.org/wiki/Ignaz_Trebitsch-Lincoln...
Ignatius Sancho was born on a slave ship on the Atlantic Ocean around 1729....
The M22 Locust was a 7.4 ton light tank. It held a turret mounted 37mm cannon and a coaxial M1919A6 machinegun. It was developed by the US at the request of the British military, and used by the British near the end of WW2....
https://sh.itjust.works/pictrs/image/04219e1d-a68d-43cf-998c-cd1abe477dae.jpeg
The USS Monitor was an ironclad warship used by the Union Navy during the US Civil War. It was a radical design that sat low on the waterline to present a very small target, and had a revolving turret rather than a broadside battery. The turret traversed with steam power, being about to make a full rotation in just under 23...