Washington D.C., The Catholic University of America Press 1944 x + 206pp., 23cm., softcover, text in English, Doctoral Dissertation (A Dissertation submitted to the Faculty of the Graduate School of Philosophy of the Catholic University of America in partial fulfillment of the requirements for the degree of Doctor of Philosophy), in the series "Philosophical Studies" no.91, stamp at verso of title page, text is clean and bright, F110078