000			00332nam a22001337a 4500
082			_a502 _bSLO _cL-tech;P-28
100			_aEdwin E., Slosson
245			_aKeeping up with science _cSlosson, Edwin E.
250			_a1st ed.
260			_aUSA : _bWashington, _c1924.
300			_a355 p. : _bill. ; _c12 cm. +
650			_aMCE
942			_cBK
999			_c3640 _d3640