An artist encounters an unlikely "grim reaper" with horrific consequences.
"Somehow, somewhere, someone would find out. It was inevitable. In this case the someone was named Barton Stone, the somewhere was an old loft over a condemned office building on Bleecker Street. And the somehow ...."
Amazing Stories (December 1953 / January 1954)
Comments: The 1958 film "I Bury the Living" is somewhat reminiscent of The Pin.
Blood Runs Cold (1961)
Fantastic (May 1967)
Such Stuff As Screams Are Made Of (1979)
Complete Stories of Robert Bloch -- V 1: Final Reckonings (1990)
Robert Bloch: Appreciations of the Master (1995)