First published in Ellery Queen's Mystery Magazine, October 1965 as "The Labor Day Mystery". It was also included in Best Detective Stories of the Year, 21st Series, edited by Anthony Boucher.
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| 2007 |
|
The Grandfather Rastin Mysteries | Crippen & Landru Publishers | Collection | 124 |