~12 inch Seacoast Mortar~Model 1890-M1~Fort De Soto, Florida~

Wallpaper Description:

These 12-inch motars were manufactured at the Watervliet Arsenal, Watervliet, NY in 1901. The carriages are the Model 1896 and were manufactured by the American Hoist & Derrick Company, St. Paul, Minnesota.
In August 1902, 8 mortars were mounted at Fort Laidley (De Soto). In 1917, 4 of the 8 mortars were dismounted and shipped to Fort Rosecrans, San Diego, California for coastal defense. After WWI many weapons such as these were melted down to be converted to other types of weaponry. Today Fort De Soto, has the only 12-inch Saecoast Mortars, Models 1890-M1 in the continental United States. The only other ones in the world are on the island of Corregidor in the Philippines.
Length over all: 161 inches
Length, muzzle to breech face: 141 inches
Length of bore in calibers: 10
Maximum diameter of chamber: 12.5 inches
Total weight w/carriage: 138,000 pounds
Recoil mechanism, type: Hydraulic
Length of recoil: 23 inches
Recuperating mechanism, type: 5 columns of springs
Maximum elevation: 70 degrees
Minium elevation: 45 degrees
Traverse: 360 degrees
Powder charge: Nitro Cellulose
Maximum charge: 65 pounds
Maximum range: 6.82 miles
Projectile sizes: 800, 824, & 1046 pounds

This picture was took by me on~05-15-2010~Fort De Soto, Florida~

missdeviousone Uploaded by missdeviousone on May 19, 2010. ~12 inch Seacoast Mortar~Model 1890-M1~Fort De Soto, Florida~ - Desktop Nexus Architecture Download free wallpapers and background images: ~12 inch Seacoast Mortar~Model 1890-M1~Fort De Soto, Florida~. Desktop Nexus Architecture background ID 363010. These 12-inch motars were manufactured at the Watervliet Arsenal, Watervliet, NY in 1901. The carriages are the Model 1896 and were manufactured by the American Hoist & Derrick Company, St. Paul, Minnesota.
In August 1902, 8 mortars were mounted at Fort Laidley (De Soto). In 1917, 4 of the 8 mortars were dismounted and shipped to Fort Rosecrans, San Diego, California for coastal defense. After WWI many weapons such as these were melted down to be converted to other types of weaponry. Today Fort De Soto, has the only 12-inch Saecoast Mortars, Models 1890-M1 in the continental United States. The only other ones in the world are on the island of Corregidor in the Philippines.
Length over all: 161 inches
Length, muzzle to breech face: 141 inches
Length of bore in calibers: 10
Maximum diameter of chamber: 12.5 inches
Total weight w/carriage: 138,000 pounds
Recoil mechanism, type: Hydraulic
Length of recoil: 23 inches
Recuperating mechanism, type: 5 columns of springs
Maximum elevation: 70 degrees
Minium elevation: 45 degrees
Traverse: 360 degrees
Powder charge: Nitro Cellulose
Maximum charge: 65 pounds
Maximum range: 6.82 miles
Projectile sizes: 800, 824, & 1046 pounds

This picture was took by me on~05-15-2010~Fort De Soto, Florida~ 4.2