John Newton Chance, a British writer who served in the Royal Air Force,
was the author of 109 mystery novels, 25 more mystery/detective
thriller novels with series character Sexton Blake written under the
pseudonym "John Drummond," 25 science fiction books written under the
pseudonym "John Lymington," 4 juvenile books, a crime-related
nonfiction book and an autobiography. He also wrote as "David C.
Newton" and "Jonathan Chance."