000			00893nam a2200289 a 4500
001			94001829
003			DLC
005			20151029145829.0
008			940202s1994 caua e 001 0 eng
010			_a 94001829
020			_a0893568600 (set : alk. paper)
035			_a(OCoLC)29845190
040			_aDLC _cDLC
050	0	0	_aQ121 _b.G72 1994
082	0	0	_a509/.04
245	0	0	_aGreat scientific achievements.
260			_aPasadena, Calif. : _bSalem Press, _cc1997.
300			_a13 v. : _bill. ; _c30 cm.
490	1		_aThe Twentieth century
500			_a"A Magill book from the editors of Salem Press."
500			_aIncludes indexes.
650	0	0	_aScience _xHistory _y20th century _xEncyclopedias.
650	0	0	_aTechnology _xHistory _y20th century _xEncyclopedias.
700	1		_aSmith, Roger, _eed.
710	2		_aSalem Press.
830		0	_aTwentieth century (Pasadena, Calif.)
999			_c37046 _d36838