Naval Memorandum, signed ‘St. Vincent’, addressed to Captain Duckworth, His Majestys Ship Leviathan, being an order “to supply the Cable condemned as Junk” to HMS Edgar, Marlborough, Powerful and Gibraltar. 1 page 13 x 8 inches, folds, complete and in good condition. Ville de Paris, off Cadiz, 14 September 1798. Signed by Admiral John Jervis, Earl St. Vincent (1735-1823) as Commander-in-Chief during the blockade of Cadiz, notable for the severe repression of a mutiny on board H.M.S. Marlborough during the summer of 1798.