000 00304nam a22001217a 4500
082 _a502
_bSLO
_cL-tech;P-28
100 _aEdwin E. Slosson
245 _aKeeping up with science /
_cSlosson, Edwin E.
260 _aUSA
_bWashington
_c1924
300 _a355 p.:
_bill. ;
_c12 cm. +
650 _aMCE
942 _cBK
999 _c3645
_d3645