 He edited the final two volumes (VII-VIII), published 1958, of the "Collected Papers of Charles Sanders Peirce" and, over the years, wrote published articles on Peirce.In the 1960s he was presented with the opportunity to acquire four units of the original ENIAC, which had been rusting in a storage Quonset hut in Aberdeen, Maryland.He ran the units through a car wash before restoring them and donating them to the University of Michigan.