000			00254nam a2200121Ia 4500
100			_aJacks, l. P.
942			_cBK
654			_a
245			_aLiving universe
260			_aLondon _bHodder and Stoughton _c1923
082			_a082
300			_bHb _aviii,128
999			_c410865 _d410865
041			_aeng