Notes
First published in This Week, 09/10/55, as "The Blackboard Gangsters."
Publications (2)
| Date | Publication | Publisher | Type | Page |
|---|---|---|---|---|
| April 1958 | Ellery Queen's Mystery Magazine, April 1958 | MAGAZINE | 101|3 | |
| 1985 | Handle with Care | Greenwillow Books / William Morrow | Anthology | 22 |