The Fifth Ace

Isabel (Egerton) Ostrander (1883 or 1885-1924) was a popular American author of detective fiction, writing 40 novels and detective stories, and cinema scenarios, though nowadays she is almost forgotten. She wrote under many pseudonyms including Christopher B. Booth, Robert Orr Chipperfield, David Fox and Douglas Grant. Her works include: At One-Thirty (1915), Crevice (also titled: The Lawton Mystery) (with William J. Burns) (1915), The Heritage of Cain (1916), The Clue in the Air (1917), Island of Intrigue (1918), Suspense (1918), The Fifth Ace (also titled: The Red Glove) (1918), Ashes to Ashes (1919), The Twenty Six Clues (1919), Booty (1919), How Many Cards? (1920), The Man in the Jury Box (1921), The Crimson Blotter (1921), Two-Gun Sue (1922), Annihilation (1924), The Black Joker (1925), The Neglected Clue (1925), The Sleeping Cat (1926) and The Amateur Detectives (1926).