000 00323nam a2200133Ia 4500
008 220721s1932 xx 000 0 und d
041 _aeng
082 _a575
100 _aThomson, Arthur J.
245 _aScientific Riddles
260 _aLondon
_bWilliams And Norgate Ltd
_c1932
300 _a384P.
999 _c78333
_d78333