 | United States Naval Institute - Marine engineering - 1897 - 892 pages
...Nettle on July 20 under the direction of naval officers at Portsmouth. The plate was 4 ft square, 4 in. thick, and had no wood backing behind. It was attacked by a 5-in. gun, Palliser projectiles. The first shot was fired with a velocity of 1406 ft. per second, but... | |
 | Iron - 1898 - 624 pages
...armour-plate was made recently | on board the Nettle at Portsmouth. The plate was 4 feet square and 4 inches thick, and had no wood backing behind. It...projectiles. The first shot was fired with a velocity of 1406 feet per second, but the plate showed no sign of having been hit. The 60-lb. projectile simply... | |
 | Iron and Steel Institute - Iron industry and trade - 1898 - 622 pages
...armour-plate was made recently J on board the Nettle at Portsmouth. The plate was 4 feet square and 4 inches thick, and had no wood backing behind. It...projectiles. The first shot was fired with a velocity of 1406 feet per second, but the plate showed no sign of having been hit. The 50-lb. projectile simply... | |
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A successful trial of a 4-inch nickel steel armour-plate was made recently | on board the Nettle at Portsmouth. The plate was 4 feet square and 4 inches thick, and had no wood backing behind. It was attacked by a 5-inch gun with Palliser projectiles.... 