Garden City, NY: Published for The Crime Club, Inc. by Doubleday, Doran & Company, Inc., 1930. Octavo, pp. [i-vi] ix-x [xi-xii] [1] 2-309 [310: Crime Club blurb] [note: pagination correct], original black cloth, front and spine stamped in orange. First U. S. edition. Bush had a long career and started writing during the "Golden Age" of detective fiction. A Ludovic Travers novel, the third published in the U. S. "The novels are remarkable in their ingenuity, their complexity, and their concentrated focus on the matter at hand. The tend to be unsensational, unfolding with scrupulous logic and eschewing the extremes of melodrama and fast or violent action. They are absorbing rather than thrilling, their appeal is more to the intellect than to the headier emotions." - St. James Guide to Crime & Mystery Writers (Fourth Edition), p. 137. [Reference: Hubin, p. 122].

Garden City, NY: Published for The Crime Club, Inc. by Doubleday, Doran & Company, Inc., 1930. Octavo, pp. [1-12] 1-314 [315-316: ads], original black cloth, front and spine stamped in orange, top edge stained orange, red end papers with white logo. First U. S. edition. The author's second mystery novel and first to be published in the U. S. Bush had a long career and started writing during the "Golden Age" of detective fiction. In this novel a series of letters are sent to Scotland Yard saying the writer will commit the perfect murder. After the crime Ludovic Travers an independent investigator (the second book to feature the author's long time character) gets involved. "The novels are remarkable in their ingenuity, their complexity, and their concentrated focus on the matter at hand. The tend to be unsensational, unfolding with scrupulous logic and eschewing the extremes of melodrama and fast or violent action. They are absorbing rather than thrilling, their appeal is more to the intellect than to the headier emotions." - St. James Guide to Crime & Mystery Writers (Fourth Edition), p. 137. [Reference: Hubin, p. 122].