NAVAL - AND NAVAL RELATED group of autograph pieces including an autograph letter of Sir Charles Napier, Admiral, Andrew Cunningham, Admiral, The 4th Duke of Northumberland, Thomas Byam Martin, Admiral, Arthur Farquar, Admiral, a series of letters of the author Patrick O'Brien, an als of Douglas Reeman, a tls of Dudley Pope, signature of Northcote Parkinson, an als and original ms poem of C S Forrester, and a signature of Tim Severin