000			00389nam a2200157Ia 4500
003			NIELib
008			211019s9999||||xx |||||||||||||| ||und||
020			_a0582530105
082			_bTHO _a428.6
100			_aThornley, G.C.
245			_aPower and Progress
260			_bLongmans, _c1950. _aLondon :
300			_avii, 126p.; _bill.; _c20cm
650			_aPower Engineering
942			_2ddc _cLM
999			_c25733 _d25733