000			00444 a2200145 4500
080			_a03:5/6 _bM 478
245	1		_aMcGraw-Hill Encyclopedia of Science and Technology _bAn International Reference work in fifteen volumes including an index
260			_aNew York _bMcGraw Hill Book Co. _c1971
650			_aEncyclopedias
650			_aScience & Technology
500			_aVol. 4 : Dac - Ens.
100			_a _d
300			_a720 p.
901			_a108886
999			_c19133 _d19133