000			00354nam a2200157Ia 4500
008			190201s9999 xx 000 0 und d
082			_a516
082			_b16 B41
100			_a"Bell, Robert J T"
245		3	_aAn Elementary Treatise O
250			_aThird
260			_aNew Delhi
260			_bMacMillan Pub.
260			_c1944
300			_a"xix, 556"
999			_c38626 _d38626