Philosophical Research Society is a publisher who has published at least 6 editions.
January 1, 1928 • Physical Book • 1 Reader • 245 pages • Info Golden Anniversary Ed
January 1, 1980 • Physical Book • 1 Reader • 78 pages • Info 2nd
January 1, 1982 • Physical Book • 1 Reader • 61 pages
January 1, 1944 • Physical Book • 1 Reader • 200 pages • Info Later Printing Used
January 1, 1986 • Physical Book • 102 pages
September 1, 1987 • Physical Book • 150 pages • Info 2