“Ruin at Rio Piedras” by L. Ron Hubbard
Publication date: December 1938
Original publication: Western Story Magazine
Story description: Being exiled to the god-forsaken Rio Piedras spells ruin for Jim Lowrie, but bravery and smarts recover rustled cattle, save the Tanner ranch and a loving relationship.
Currently available as part of the Stories from the Golden Age series, in the title Gunman’s Tally.