The Automagic Horse, published in 1949 in Astounding Science Fiction

“The Automagic Horse”
by L. Ron Hubbard

Publication date: October 1949

Original publication: Astounding Science Fiction

Genre: Science Fiction

Story description: A scientific genius is tasked with producing a working facsimile of a prize-winning horse—an easy task compared to a secret project known only to him.

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