000			00345nam a2200133Ia 4500
005			20260205095657.0
008			260111s9999||||xx |||||||||||||| ||und||
082			_a372.241 B143F
100			_aBadri Narayan
245		0	_aFind the half-circles
260			_aNew Delhi _bNational Book Trust _c1989
690			_aSemicircle ;Circle
942			_cBK
999			_c217203 _d217203