Campbell Jr.Methuselah's Children (Part 1 of 3, Lazarus Long series) / serial by Robert A. Heinlein; interior artwork by H. RogersIn Times to Come / essay by The EditorThe Analytical Laboratory: May 1941 (/ essay by The EditorSpaceship in a Flask / Clifford D. Simak; interior artwork by Frank KramerThe Seesaw (Weapon Shops of Isher series) / by A.E. van Vogt; interior artwork by Charles SchneemanThe Probable Man / Alfred Bester; interior artwork by Frank KramerVermin of the Sky / essay by R.S. RichardsonThe Geometrics of Johnny Day / by Nelson S. Bond; interior artwork by Charles SchneemanWe Also Walk Dogs (Future History series) / Robert A. Heinlein (as by Anson MacDonald]; interior artwork by KollikerMore Than Giant Mirrors Needed / essayBrown / by Frank Belknap Long; interior artwork by Frank KramerBrass Tacks / essay by The EditorLetter / essay by Allan Ingvald BensonLetter / essay by L. Sprague de CampLetter / essay by Harry Warner Jr.

    He knew where he was--Rome. He was there to study archaeology, and even though the lightning had left him dazed, he could see the familiar Roman buildings. But the buildings looked newer and the crowds in the street were wearing tunics, not suits! And a rich barnyard smell had replaced the gasoline-and-garlic aroma of modern Rome. So, when was he? And he was suddenly cold with fear of the answer...

    "The Lottery in Babylon"/"La lotería en Babilonia", first appeared in 1941 in the literary magazine Sur, and was then included in the 1941 collection The Garden of Forking Paths (El jardín de los senderos que se bifurcan), which in turn became the part one of Ficciones (1944)