The anonymous letterRemember what happened on a June night twenty-three years ago? Joanna may be dead – but now your secret has come alive. What do you think will happen to you if I inform the police?If was the first letter of many, the start of a campaign of blackmail with a difference. When Glenn Bowman – New York investigator – gets involved, the difference becomes murder.Epitaph for Joanna begins with a small-time operator who meddles in big-time events and pays for it with his life. From that moment death walks with the ghost of Joanna Priory.
Hartley Howard (1908–1979) was the pen name of Leopold Horace Ognall, a British crime novelist. Ognall was born in Montreal and worked as a journalist before starting his fiction career. He wrote over ninety novels before his death in 1979. As Harry Carmichael, Ognall's primary series characters were John Piper (an insurance assessor) and "Quinn," a crime reporter.