000 00335nam a2200157Ia 4500
008 190201s9999 xx 000 0 und d
020 _a273012223
082 _a621
082 _b3132 S
100 _a"Say,M.G."
245 0 _aDirect Current Machines
260 _aLondon
260 _bPitman
260 _c1980
300 _a"x,380"
999 _c27986
_d27986