1. What is a Columbiad?

A gun of much larger calibre than the ordinary gun, used for throwing solid shot or shells.

2. What are some of the peculiarities of this gun, when mounted in barbette?

Its carriage gives a vertical field of fire from 5° depression to 39° elevation; and a horizontal field of fire of 360°.

3. Are these pieces chambered?

Those of the old pattern have chambers; but they are now cast without any.

4. Give the weight of this piece?

10-inch, 15,400 lbs.; 8-inch, 9,240 lbs.

5. What is the entire length of this gun?

10-inch, 126 inches; 8-inch, 124 inches.