000			00347nam a2200157Ia 4500
003			0STCL
008			150530s9999 xx 000 0 und d
040			_aSTCL _cSTCL
100			_aHumby, S.R.; Doddard, F.W.
245			_aSchool physics
260			_c1937
546			_aEnglish
942			_2ddc _cBK
999			_c27217 _d27217
005			20220125170106.0