Casino history lives in working objects: cards worn at the edges, roulette...

https://www.yankee-bookmarkings.win/casino-history-is-easier-to-touch-than-you-might-expect-cards-record-changing

Casino history lives in working objects: cards worn at the edges, roulette wheels built around single-zero or double-zero layouts, and slot reels that turned chance into spectacle. An 1895 San Francisco machine shows how design shaped play.