Here’s a playlist to explore:
Toggling (computer front panel)
Featuring PDP-11, Altair, Intellec, homebrew, PDP-8, Elliott 803, Magic-1, Zusie, IBM 360, Mark-8, KENBAK, ABC, HP 2114B and 2116A, Nova, IMSAI 8080, Cambridge MK.14, EASY-4, Honeywell H316 and H200, TIM8, UNIVAC, CDC6500, PDP-1 and surely more