Short story. Illustrations by Elliot Dold. Appeared in the collected works [i]Years in the Making: The Time-Travel Stories of L. Sprague de Camp[/i], published in 2005. Appeared in the anthologies [i]First Flight[/i], edited by Damon Knight, published in 1963; [i]Now Begins Tomorrow[/i], edited by Damon Knight, published in 1969; [i]First Voyages[/i], edited by Damon Knight, Martin H. Greenberg and Joseph D. Olander, published in 1981; [i]Tales in Time[/i], edited by Peter Crowther, published in 1997; and [i]Wondrous Beginnings[/i], edited by Steven H. Silver and Martin H. Greenberg, published in 2003.