(From the New Yorker, 10 November 1956, p. 220; the same ad had also appeared in the issue of 27 October 1956.)
(From the New Yorker, 2 February 1963, p. 120; the same ad also appears on 9 February and 16 February of that year.)
(A Rinehart ad on p. 96 of the October 1956 issue of Harper’s.)