Sat. Apr 18th, 2026

USS Idaho BB-24

USS Idaho BB-24 is a Mississippi-class battleship that entered active service with the United States Navy on April 1, 1908.

In 1914 it was bought by Greece and renamed Lemnos. In the service of the Hellenic Navy, she was sunk by a German bomber in 1941.

Technical parameters USS Idaho BB-24

Laid down 12 May 1904
Launched 9 December 1905
Commissioned 1 April 1908
Fate Sold to Greece, 1914
Builder William Cramp & Sons, Philadelphia
Class and type Mississippi -class battleship
Displacement
  • Normal: 13,000 long tons (13,209 t)
  • Full load: 14,465 long tons (14,697 t)
Beam 77 ft (23.5 m)
Draft 24 ft 8 in (7.5 m)
Length 382 ft (116.4 m)
Propulsion
  • 2 × triple-expansion steam engines
  • 2 × screw propellers
Installed power
  • 8 × Babcock & Wilcox boilers
  • 10,000 ihp (7,500 kW)
Crew 744
Speed 17 knots (20 mph; 31 km/h)
Armor
  • Belt: 9 in (229 mm)
  • Turrets: 12 in (305 mm)
  • Conning tower: 9 in (229 mm)
Armament
  • 4 × 12-inch (305 mm) guns
  • 8 × 8-inch (203 mm) guns
  • 8 × 7-inch (178 mm) guns
  • 12 × 3-inch (76 mm) guns
  • 6 × 3-pounder guns
  • 2 × 1-pounder guns
  • 2 × 21-inch (533 mm) torpedo tubes

USS Idaho BB-24

RHS Lemnos