Navy (gun boats). Return of the names of the despatch vessels, gun vessels, gun boats, and mortar boats (excepting iron vessels), built by order of the Admiralty since 1852, showing the original cost of each, the name of the contractor by whom built, and the sum already spent upon the repair of each; also, statement of the dates, conditions, and specifications of the contracts for building the above vessels; and the names of the resident inspectors during the building of each vessel; &c [electronic resource].