This article has long been actuality-checked, ensuring the precision of any cited facts and confirming the authority of its sources.???????????????????????????????????????????????????????????????? ????????????????????????????????????????????????????????The Tranby Croft affair in 1891 and William Gordon Cumming's subsequent lawsuit have been identif

Slot machine ???? ???????????????? ????????????????????????????????????????????????????????????????????? ?????????????? slot machine ???????????????????????? 1891 ??? Charles Fey ?????????????????????????????????????????? "Liberty Bell" ???? "??????????????" ???????????????????????????????????????????????????????????????????????? Liberty Bell ?????