XMAS MARKS THE PLOT Twelve Christmas mysteries — gift wrapped in entertainment and suspense — ready to take home for the holidays in this delightful collection selected from Alfred Hitchcock’s Mystery Magazine and Ellery Queen’s Mystery Magazine. Margery Allingham’s Albert Campion, British detective extraordinaire, solves a country killing in which delivering a Christmas card was simply murder. Rex Stout sends a crotchety patrolman out to investigate a yuletide jewel theft on Manhattan’s mean streets. John D. MacDonald leaves us a secretary’s corpse on Christmas Street along with a cop’s clever ruse to catch her killer. And Santa Claus himself hitches up a sleighload of chills in stories by...