000 00357nam a2200145Ia 4500
008 100204s9999 xx 000 0 und d
082 _b21973
100 _aED. J. T. CRAMMER
245 _aSCIENCE NEWS - 12
260 _b"PPENGUIN BOOKS, ENGLAND"
_c1949
300 _a158
630 _aSCIENCE NEWS - 12
730 _aSCIENCE NEWS - 12
942 _cBOOK
999 _c467085
_d467082