[Doyle, Sir Arthur Conan.] “What I Think” A Symposium of Books and Other Things by Famous writers of To-Day, edited by H. Greenhough Smith, London: George Newnes, [March 1927]

[Doyle, Sir Arthur Conan.] “What I Think” A Symposium of Books and Other Things by Famous writers of To-Day, edited by H. Greenhough Smith, London: George Newn…