LEAD: Former US Justice Department Nazi war crimes investigator and intelligence journalist John Loftus has ventured into the world of historical fiction with The Witness Tree. It examines the Dulles family: John Foster Dulles, Secretary of State, Allen Dulles, the first head of the CIA and their little known sister Eleanor who was critical to the founding of the state of Israel.

RUNS: 5:46


END CUE: "...Random House of Canada."