In the year 1900, Canfield was one of the biggest gamblers (operators), owning several successful gambling houses in New York. The rumor goes that Canfield invented Gambling House Solitaire although there are many reliable resources stating that Canfield never had anything to do with Solitaire. Whatever the truth might be, the fact is that the Gambling House Solitaire rules are similar to the game we nowadays call Canfield Solitaire. The only difference is that in the Canfield rules nothing is mentioned about a form of gambling. For more detailed information in our article about the life of Richard Canfield, the "Prince of Gamblers."