When the game came to the Americas in the middle of the 19th Century the invention of the single “O” was introduced by Frenchmen, Louis and Francois Blanc. However the American game now plays the double “O” game while the European game still constitutes the single “0” game.
Wakati mchezo wa yule wa Marekani katikati ya karne ya 19 ya uvumbuzi wa single “O” kuletwa na Frenchmen, Louis na Francois Blanc.