000			00292nam a2200121Ia 4500
100			_aPopular Science
942			_cBK
245			_aPopular Science; ed.by Arthur Mee; Vol.4
260			_aLondon _bAmalagamated Press _c1912
082			_a503 _bP.S.
300			_a4,2217-2936
546			_aEnglish
999			_c338770 _d338770
041			_aeng