Barbette Battery

A gun or guns mounted in barbette.

Covered Battery. Ordnance concealed by a breastwork.

Floating Battery. Ordnance mounted on a raft or hulk.

Masked Battery. Same as covered battery.

Mortar Battery. Mortars are fired at an angle of 45 deg. These guns have no embrasures.

Water Battery. Ordnance mounted close to and almost on a level with the water, so as to penetrate the hulls of vessels in the vicinity of the water-line. (See Table of U.S. Naval Breech-loading Guns.)