gun crew

The American in command of the gun-crew was the only one who smiled, and he did it openly.

A hurried conference of the ship's officers and the commander of the gun-crew resulted in a single but definite conclusion.

Rexdale, who was closely noting the practice, hesitated, it being the strict rule that no one outside the gun-crew should fire.

The gun-crew fell back to mechanical automatic speed, muscle and sinew moving with the precision of things of steel.