00356nam a22001337i 4500001001000000005001700010008004100027082001800068100001800086245004300104260004000147300001700187650001800204SXC00291620260819093332.0260101s1900    ii            000 0 eng d  a500 HEA-S222  aHeard, Gerald10aScience in the making /cHeard, Gerald  abFaber & Faber Ltd., London,c1900  ap. ;c22 cm. 0aPure sciences