The Wheels of If

"The Wheels of If" is an alternate history science fiction story by American writer L. Sprague de Camp. It was first published in the magazine Unknown Fantasy Fiction for October 1940, and first appeared in book form in de Camp's collection The Wheels of If and Other Science Fiction. It later appeared in the paperback edition of the collection published by Berkley Books in 1970, in de Camp's subsequent collections The Virgin & the Wheels and Years in the Making: the Time-Travel Stories of L. Sprague de Camp, and in the anthologies Alternative Histories (Garland Publishing, 1986, and Unknown Worlds: Tales from Beyond. It also appeared, together with a sequel by Harry Turtledove, in The Pugnacious Peacemaker/The Wheels of If and Down in the Bottomlands and Other Places. The story has also been translated into German.