000			00334nam a2200133Ia 4500
008			140317s9999 xx 000 0 und d
082			_a681.14
100			_aHartree,Douglas R.
245			_aCalculating instruments and machines.
260			_aCambridge _bUniversity Press _c1966
300			_a138
650			_aMisc.
942			_2ddc _cBK
999			_c3841 _d3841