Navy (effective ships of war). Returns, arranged under the following classes, showing for each class the number, tonnage, and cost of the effective ships of the Royal Navy:--1. Afloat on the 1st day of January 1889; 2. Standard of strength of navy decided upon; 3. Required to bring present number up to proposed standard; 4. Required in five years to replace loss by depreciation, &c.; and, assuming that financial provision for deficiency be spread over a period of years, the number, tonnage, and estimated cost of the ships to be built between the 1st day of April 1889 and the 31st day of March 1894; &c [electronic resource].