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260			_aLincolnwood, Ill. : _bPublications International, _cc1992.
300			_a32 p. : _bcol. ill. ; _c29 cm.
500			_aAt head of title: Encyclopaedia Britannica.
500			_aIncludes index.
520			_aBrief, one-paragraph presentations of scientific topics, including chemical elements, electricity, light, astronomy and space flight, and atomic energy.
526			_a0 _b0 _c0 _d030_000000000000000_PUB
650		0	_aScience _xMiscellanea _xJuvenile literature. _938917
650		1	_aScience _xMiscellanea. _946852
710	2		_aEncyclopaedia Britannica, inc. _946853
942			_2ddc _cBK
999			_c550102 _d550102