000 00259nam a2200121Ia 4500
250 _a2nd ed
942 _cBK
654 _a
245 _aMysterious Universe
260 _aLondon
_bUniversities Press
_c1931
082 _a523.1
300 _bHb
_c18.3cm
_aix, 142
999 _c423382
_d423382
041 _aeng