00331nam a2200133Ia 4500008004100000082001400041100002100055245003300076260003800109300000800147650001200155650001800167653001200185170901s1932    xx            000 0 und d  a530bE23N  aEddington, A. S. 0aNature of The Physical World  aCambridgebUniversity Pressc1932  a361  aPhysics  aPure Sciences  aPhysics