000 00278nam a2200121Ia 4500
005 20251022063822.0
008 251022s9999||||xx |||||||||||||| ||und||
035 _a775
245 0 _aStructure of Matter
260 _bTime Life
_cYear
650 _aC-20:Junior Section
942 _cBK
999 _c4261
_d4261