RT Book T1 Jenseits des Nihilismus T2 Arthur Stanley Eddington memorial lecture JF Arthur Stanley Eddington memorial lecture A1 Polanyi, Michael 1891-1976 A2 Polanyi, Michael 1891-1976 LA German PP Dordrecht Stuttgart u.a. PB Reidel YR 1961 UL https://ixtheo.de/Record/1070940801