000 00358nam a2200157Ia 4500
008 140204s9999 ii 000 0 und
082 _a621.3 HUG-E
100 _aHughes, Thomas Parke
245 _aElmer Sperry: inventor and engineer
260 _aLondon
260 _bJHP
260 _c1971
300 _axiii;343
500 _aUnpriced
942 _aGIF
999 _c64410
_d64410