Dover mails. Copies of contracts or renewals of contracts made by government since 3d March 1857, for the conveyance of the mails between Dover and Calais and Dover and Ostend (in continuation of Parliamentary Paper no. 89, of session 1857); of applications to the Admiralty or Treasury relating to the same; of replies to such applications; of Treasury minutes upon the subject; and, of correspondence with reference thereto [electronic resource].