The few that did penetrate would be stopped by the inner hull.

And I have two human charges sheltering within my inner hull.

He ran his withered hand along the inner hull as if it were gold.

The tubes would have had to be settled against the inner hull.

The inner hull of the boat was only a little more than an ann's length away.

They said the reef need not have made contact with the inner hull to crack it.

The inner hulls were still intact, but the pressure was building.

There was a ring of four windows halfway down the inner hull.

After three or four minutes, they arrived at the door on the inner hull.

I would not be surprised to find at least one or more inner hulls.