The Devil and X. Y. Z.

From Author Wars - https://authorwars.com/books/the-devil-and-x-y-z-1204637.html

Overview:

Title: The Devil and X. Y. Z.
Author: Barum Browne
Year: 1931
Type: Novels

Editions/Publications:

Unknown. The Devil and X. Y. Z. (Unknown, Barum Browne, Crime Club / Doubleday Doran, 310 pages, Hardcover, Novel)
Unknown. The Devil and X. Y. Z. (Unknown, Barum Browne, Gollancz, 288 pages, Hardcover, Novel)