Agatha Christie, the acknowledged mistress of suspense-creator of indomitable sleuth Miss Marple, meticulous Belgian detective Hercule Poirot, and so many other unforgettable characters-brings her entire oeuvre of ingenious whodunits, locked room mysteries, and perplexing puzzles to Harper Paperbacks. In 4:50 From Paddington, a woman in one train witnesses a murder occurring in another passing one...and only Miss Marple believes her story.