In 1887 in San Francisco, Charles Fey developed what is considered to be the first slot machine. The Liberty Bell slot machine was an improvement on a crude gambling machine designed in New York a few years earlier, with one major difference: 3 spinning reels and 5 symbols. The symbols were horseshoes, hearts, spades, diamonds, and a Liberty Bell, which gave the machine its name. Based on the iconic symbol of American Independence, the Liberty Bell slots gave gamblers the freedom to plop a coin