000 00396nam a2200145Ia 4500
008 231113s1954||||ag |||||||||||||| ||spa||
080 _a821.111=53
100 _aBarnett, Lincoln
245 4 _aThe universe and Dr. Einstein :
_b /
_cBarnett, Lincoln
250 _a6a ed.
260 _aNew York ;
_bA Mentor book ,
_c1954
300 _a140 p. ;
_c18 cm. :
_f
653 _aCIENCIA
942 _cLIB
999 _c9368
_d9368