The Obsolete Weapon, published in 1948 in Astounding Science Fiction

“The Obsolete Weapon”
by L. Ron Hubbard

Publication date: May 1948

Original publication: Astounding Science Fiction

Genre: Science Fiction

Story description: An American soldier, transported from modern day Rome to the ancient Colosseum faces hungry lions, gladiators and elephants—and on his return, desertion charges.

Currently available as part of the Stories from the Golden Age series, in the title A Matter of Matter.