Casino history is easier to grasp when you can see it in the objects people...

https://www.historyfiles.co.uk/support/historyES431-Cards-Wheels-and-Reels.htm

Casino history is easier to grasp when you can see it in the objects people handled: worn playing cards, roulette wheels, and slot reels. In San Francisco in 1895, Charles Fey’s Liberty Bell machine helped shape the modern slot machine