000 00304nam a2200121Ia 4500
008 190829s9999||||xx |||||||||||||| ||und||
100 _aLorentz G.A
245 0 _aPrinciples of Relativity
260 _bDover Publication, Inc
_aNew York
_c1923
650 _aRelativity
700 _aEinstein A.
942 _cBK
999 _c7435
_d7435