000 00409nam a2200169Ia 4500
008 180424s9999 xx 000 0 und d
084 _a600 S28
100 _a"Smyth, H D"
245 0 _aScience in Progress VI
250 _a\\194900ENGGPS000
260 _aNew Haven Yale University
260 _b1949
260 _cLondon
300 _axv+322 p
500 _aincludes index and biblioraphy
942 _cBK
999 _c2661
_d2661