Armored revolving turret. The USN's last monitors were used in the Vietnam War; they had either 40mm or 105mm cannons mounted in armored revolving turrets.
monitor
Monitor.
Monitor
Monitor
The USS Monitor was designed by John Ericsson. It was built in only 101 days by Continental Iron a works in Brooklyn, New York. The USS Monitor was the first ironclad navy ship built in the US.
The first Union ironclad warship for the Union in the US Civil War was the USS Monitor. It was designed by Swedish engineer, John Ericsson. The ship was unique in that it was the first warship to have a revolving turret. This enabled the ship to always be able to aim its cannons on an enemy warship. The USS Monitor was built in 1862 and battled the CSS Virginia at the Battle of Hampton Roads.
The first Ironclad ship ever made was by the northern states during the civil war was named the Monitor.
Answer The USS Monitor was the first ship to have a flushing toilet that was mounted below the water line.
Based on the blueprints of the USS Monitor, ship building pioneer, Donald McKay built monitor type ironclads for the Union's navy during the US Civil War.
The USS Monitor was commissioned on January 30, 1862.
Monitor
The Monitor was a Union warship. It fought the Merrimac(k) and lost on March 9 1862