Answer:

PRIMEMOVER

AnswerCrossword Clue
PRIMEMOVEROriginal impetus for woodworkers?
PRIMEMOVEROriginal source of energy
PRIMEMOVERInitial source of energy
PRIMEMOVERProject leader
PRIMEMOVERA machine, as a turbine.
PRIMEMOVERA-number-1
PRIMEMOVERInitial power source