00297nam a2200109Ia 4500008004100000082001700041100002000058245005400078260003500132300001000167650001000177060110s9999    xx            000 0 und d  a925.3bCLA/L  aCLARK, Ronald W  aEinstein : the life and the timescRonald W.Clark  bWorld Publishing Companyc1955  a718p.  a925.3