000			00353nam a2200157Ia 4500
020			_a0000000000000
082			_b259 _a000
100			_a"Conrad G. Mueller"
245		0	_aLight and Vision
260			_aHong Kong _c1991
300			_a200
942			_cR
944			_cLibrary books
999			_c808444 _d808444