NAVIGATION OF THE UNITED KINGDOM. An Account of the Number of VESSELS, with the Amount of their TONNAGE, that were Built and Registered in the several Ports of the British Empire, in the Years ending the 5th January 1817, 1818, and 1819, respectively. An Account of the Number of VESSELS, with the Amount of their TONNAGE, and the Number of MEN and Boys usually employed in navigating the same, that belonged to the several Ports of the BRITISH Empire, on the 30th September in the Years 1816, 1817, and 1818, respectively. NAVIGATION OF THE UNITED KINGDOM,-continued. An Account of the Number of VESSELS, with the Amount of their TONNAGE, and the Number of MEN and Boys employed in Navigating the |