1963 The Clocks 1964 A Caribbean Mystery 1965 At Bertrams Hotel 1966 Third Girl 1967 Endless Night 1968 By the Pricking of My Thumbs 1969 Halloween Party 1970 Passenger to Frankfurt 1971 Nemesis 1972 Elephants Can Remember 1973 Postern of Fate (final Tommy and Tuppence, last novel Christie wrote)