Number four nodded and began to descend the ladder into the tank.

He began to descend the ladder, and went out of sight.

He snatched up the field phone and quickly descended the ladder to the lower level.

And then they descended the ladder to the first level.

When he finally descended the ladder for the last time, it was with a sense of satisfaction in what he'd done.

After passing, he looked back and saw a man descend the ladder.

Then quickly the two boys descended the ladder and stepped outside.

Descending the ladder, he walked into the old man's living quarters.

Harmon, as he had said, was able to descend the ladder using only his arms.

He went to the door of the hut and descended the ladder to the ground.