The development of an axial-flow turbine and centrifugal compressor for P60 engine which is a small, low cost, 50-lbf-thrust turbojet engine, with a single-shaft turbojet with a bell-mouth inlet, a single-stage mixed-flow compressor, a through-flow annula The development of an axial-flow turbine and centrifugal compressor for P60 engine which is a small, low cost, 50-lbf-thrust turbojet engine, with a single-shaft turbojet with a bell-mouth inlet, a single-stage mixed-flow compressor, a through-flow annula