The character of Beaky Durkin is not presented as being related in any way to Fred Durkin, a free-lance detective often hired by Wolfe to assist with...
The Judas Window by John Dickson Carr (writing as Carter Dickson).
One of the five best locked room mysteries, as selected by 14 established mystery authors and critics (All But Impossible!, 1981. ed. E. Hoch).
The Case:...