LDR 00394nam a2200133zu 4500 008 090205n chi d 100 1 _aMoule, A.C 245 _aAn ancient seismometer _cMoule, A.C 650 _aChina -- Wissenschaft -- Seismograph 773 0 _tT'oung pao _gVol. 23 (1924); p. 36-39" 946 _a 001 IFS29526 999 _c301148 _d301148 952 _70 _c1 _40 _00 _9165814 _yBOOK _10 _d2009-05-14 _aIFS