000			00337nam a2200133Ia 4500
001			MPKV019829
008			120911s9999 xx 000 0 und d
100			_aMathur B K
245			_aPrinciples of Optics _cMathur B K;
246			_aPrinciples of Optics
260			_aKanpur _bGopal Printing Press
365			_b25
700			_aMathur B K
999			_c18883 _d18883