From Charles Fey’s original three-reel design to Bally’s Money Honey...

https://extra-wiki.win/index.php/How_Did_Touch_Controls_Replace_Buttons_on_Slot_Games%3F

From Charles Fey’s original three-reel design to Bally’s Money Honey introducing electromechanical magic, slots have come a long way! Dive into how these machines evolved from clunky coin slots to video games on your phone