MURDER IN THE MORTUARY. On the pathologist's cold metal table lay the naked body of Beatrice Gwendoline Wansdyke, spinster..Dead of perfectly nat ural causes at age 59. 'The problem,' mused the good doctor, 'is not so much what she died from as what she died with: a quarter of a million pounds, in a bank account no maiden lady of modest means should have.' Detective Inspector C.D. Sloan could feel in his bones it was murder. He had guessed at the motive. He would surely uncover the method. But why couldn't he find out where-oh-where had her little dog gone? And why would looking almost cost him his life?