The Questing of Foster Adams

Story, first published: Fantastic Universe, Aug.-Sep. 1953

Simak only wrote one "pure" horror story, "The Questing of Foster Adams" ..., a Weird Tales yarn in which a recluse historian sells his soul to the Devil in exchange for authentic historical details.

Ewald, Robert J.: When the Fires Burn High and the Wind is from the North, p.135