Rodman gun
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The Rodman gun is any of a series of American Civil War–era columbiads designed by Union artillery officer Thomas Jackson Rodman. The guns were designed to fire both shot and shell. These heavy guns w
Engraving showing a gun being cast using Rodman's hollow-casting technique. The engraving shows the gun mold in the casting pit. The outer iron flask, the fire built outside the flask, and the cooling core are also shown.
8-inch converted rifle, lined down from 10-inch smoothbore
Photograph of the 15-inch Rodman gun at Battery Rodgers, Alexandria, Virginia.
Another photograph of the 15-inch Rodman gun at Battery Rodgers. This photograph gives an excellent view of the elevation mechanism and the center-pintle carriage.
Siege artillery is heavy artillery primarily used in military attacks on fortified positions. At the time of the American Civil War, the U.S. Army classified its artillery into three types, depending
Rodman gun
…cast two 12-inch columbiads using the Rodman method. The guns were made too late and were never finished or mounted. The 3-inch ordnance rifle and the 4.5-inch siege rifle were frequently misidentified as Rodmans. Neither gun was hollow cast. The 3-inch ordnance rifle was made of hammer-welded wrought iron, and the 4.5-inch…
Federal battery with 13-inch seacoast mortars, Model 1861, during the Siege of Yorktown, Virginia (1862).
Model 1839 siege gun in travelling position with limber.
8-inch siege mortar, Model 1841.
Federal battery with 10 inch seacoast mortars, Model 1841, on Morris Island, during the siege of campaign against Charleston harbor.