1 carbon copy of manuscript.; 1 copy of P. & S. Quarterly, Winter, 1971, XVI, (1).; 1 xeroxed copy of article.; 1 typed and hand-written notes for draft.; 1 typed "impressions".; 1 typed draft with hand-written amendments.; Hand-written set of cards.; 1 typed speech with hand-written amendments.; 2 pieces of correspondence.; 4 pieces of correspondence, plus Whipple C.V.; 1 piece of correspondence.; 7 pieces of correspondence plus typed report on Whipple with hand-written amendments.; 2 pieces of correspondence.