Before revision: G. Collingwood (1940) Nuel D. Belnap, Jr. also wrote on " questions, answers and presuppositions ".Nuel D. Belnap, Jr. (1966) "Questions, Answers, and Presuppositions", The Journal of Philosophy 63(20): 609–11, American Philosophical Association Eastern Division Sixty-Third Annual Meeting.
After revision: G. Collingwood (1940) Nuel D. Belnap, Jr. also wrote on " Questions, Answers, and Presuppositions ".Nuel D. Belnap, Jr. (1966) "Questions, Answers, and Presuppositions", The Journal of Philosophy 63(20): 609–11, American Philosophical Association Eastern Division Sixty-Third Annual Meeting.