The materials used to make rummy sets changed along with the game of rummy. While contemporary sets are usually constructed from plastic or premium cardboard, erummuarly models were frequently handmade using wood or other natural materials. Further solidifying rummy's position in gaming culture was the implementation of uniform rules & scoring schemes. Rummy was a common household game by the middle of the 20th century, & variations like Indian & Gin Rummy were becoming popular.
