Vessels of all types designed before the influence of steam.
Vessels of all types designed after the influence of steam but before the 1906 influence of HMS Dreadnought on warship construction.
Vessels of all types designed after the 1906 influence of HMS Dreadnought and before the influence of the Washington Naval Treaty of 1921.
Vessels of all types designed after the influence of the Washington Naval Treaty of 1921 on warship construction and before the end of World War II.
Vessels of all types designed after the end of World War II.
Vessels of all types for which the author has no date information.