000			00522nam a2200169 a 4500
005			20240602103341.0
008			040318s19uu xx 00 eng d
020			_a0030828791
245		0	_aScience / _cIra C. Davis ... [et al.].
250			_aTeacher's ed.
260			_aNew York : _bHolt, Rinehart & Winston, _cc1970.
300			_a3 vols. : ill.
500			_avol. 1: Observation and experiment ; vol. 3: Discovery and progress.
650			_aScience _xStudy and teaching.
700	1	0	_aDavies, Ira C.
942			_2ddc
999			_c74373 _d74373