Scene - I
TIME: The twenty-fifth century
PLACE: The Museum of Ancient History: Department of the Twentieth Century on the Planet Earth
BEFORE RISE: Spotlight shines on Historian, who is sitting at a table down right, on which is a movie projector. A sign on an easel beside her reads: Museum of Ancient History: Department of the Twentieth Century. She stands and bows to the audience.
 
Scene -II
TIME : A few seconds later
PLACE : Mars Space Control and the Centerville Public Library
AT RISE: Captain Omega stands at centre, opening and closing card catalogue drawers in a confused fashion. Lieutenant Iota is up left, counting books in a bookcase. Sergeant Oop is at right, opening and closing a book, turning it upside down, shaking it and then riffling the pages and shaking his head.