The Mantle That Laughed

Written by Vincent Cornier

Copyright 1935

Published in Pearson's Magazine (UK - Dec. 1935) and then in Golden Fleece (Nov. 1938). Reprinted as The Cloak That Laughed in Ellery Queen's Mystery Magazine (US - Jul. 1947, AUS - Feb. 1949). Collected in the book The Duel of Shadows.
[plot unknown]