If you've got to walk down the mean streets of Los Angeles, it helps to have Philip Marlowe by your side. Gerald Mohr brought Raymond Chandler's private eye to life in one of the best detective shows to come out of the radio era. We'll hear a pair of Marlowe's mysteries: "The Bum's Rush" (originally aired on CBS on September 3, 1949) and "The Fox's Tail" (originally aired on CBS on May 23, 1950).