Cards, roulette wheels, and slot reels hold more than the promise of a game -...

https://rileysinspiringchat.quillnesty.com/posts/what-does-it-mean-when-a-slot-keeps-reels-but-changes-the-mechanism

Cards, roulette wheels, and slot reels hold more than the promise of a game - they record changing tastes, craft, and chance. In San Francisco in 1895, a small workshop helped shape the slot machine