Casino history is written into the objects people played with: marked cards,...
https://wiki-planet.win/index.php/Is_There_a_Clean_Timeline_for_Fey%E2%80%99s_Liberty_Bell_Devices,_1895_to_1906%3F
Casino history is written into the objects people played with: marked cards, roulette wheels with single-zero or double-zero layouts, and slot reels