| Answer | Crossword Clue |
|---|---|
| ELLERYQUEEN | "The Roman Hat Mystery" author |
| ELLERYQUEEN | Author of "The Roman Hat Mystery" |
| MILNE | "The Red House Mystery" author |
| AAMILNE | "The Red House Mystery" author |
| ELLERY | "The French Powder Mystery" author Queen |
| POE | "The Mystery of Marie Roget" author |
