000 00236 a2200097 4500
001 15151
100 _aKyd J.A
245 _aVariable pitch propellers (629.1336 KYD)
260 _aLondon
_bSir ISAAC Pitman
_c1945
090 _c11896
_d11896
942 _aNUST-CAE
_cM
_c2109
999 _c250224
_d250224