Nor was there any sign of a rocket motor on the vessel itself.
He jimmied the timer on the rocket motor so it would fire to the last drop.
At last I tried the rocket motor, very gently, to check my fall.
And Elshawe didn't really believe there was anything but a rocket motor in that hull outside.
The baffles set up eddies in the gas stream and produced exactly the effect of a rocket motor's throat.
These were the electronic nerves of the great pumps that would force fuel into the rocket motor.
When the ill-fated Hadley had first constructed the rocket motor which bears his name it was Jim Carpenter who made it practical.