It contains: The New Invisible Man; Footprint in the Sky; The Crime in Nobody's Room; Hot Money; Death in the Dressing Room; The Silver Curtain; Error at Daybreak, these 7 stories are all Colonel March mysteries, as well, this collection contains: The Other Hangman; New Murders for Old; Persons or Things Unknown; Blind Man's Hood, this book reprints the contents of the original hardcover edition which contained these 11 stories (of which 4 are NOT Colonel March stories)

The men who explained miracles - John Dickson Carr's famous detective trio - turn their hands to a set of sinister puzzles in this exciting new collection. Sir Henry Merrivale growls and prowls through a maze of mystery - with death at the end. Dr. Fell traps an incautious burglar and an invisible murderer. Colonel March of the Department of Queer Complaints finds a vanishing fiancé and a murderous ghost. And espionage and assassins spark two tales of international intrigue to round out this feast for fans of mystery and suspense at its best.