000			002960000a22001330004500
245			_aScience in our lives
100			_aCalder, Ritchie
250			_arev. ed.
260			_aNew York _bNew American Library _c1962
300			_a192 p.
080			_a5(091) _bC3
041			_aEN
942			_cBK
999			_c52992 _d52992