As they closed with the ironclad, they quickly discovered she was defended against approach by floating log booms.
Floating logs were stored behind log booms on the west side of the Ilwaco dock.
The ships reached the log boom, and a firefight began between the two forces.
The logs are then floated down the lake to the mill in log booms drawn by tug boats.
It is a common sight to see these log booms anchored in wait at lakeside.
Stepping over log booms of the dead, she is feeling almost as tired as the day's sleepers.
The American four wandered all over the course and, about 40 strokes from the finish, hit the log booms lining the way.
Before the age of 12 he had spent weeks traveling on it with his friends, often riding log booms.
We watched a tug pulling a huge log boom into the harbour.
Oysters are grown in this area, and there are log booms.