Postage (Cape of Good Hope). Returns showing the estimated amount received for the postage of letters, newspapers, &c. between the United Kingdom and the Cape of Good Hope for the years 1860, 1863, and from 1866 to 1872 inclusive; of the amount paid annually to the Union Steamship Company on account of the carriage of such mails; copies of all correspondence between the Postmaster General, the Union Steamship Company, the Colonial Office of the Treasury, and the Cape Colony, with respect to the extension of the contract with the said company of 1868; &c [electronic resource].