000			00290nam a22001337a 4500
999			_c166321 _d166321
082			_a _b
100			_aR V G Menon
245			_aHistory of science and technology/ _cby R V G Menon.
260			_a _bBhagy Books, _c1991.
300			_a246p.
600			_a
650			_a
942			_cBK