Attorney General made a final attempt to block release of Charles ' letters . High Court wanted release but Government appealed to Supreme Court . Known as 'black spider ' memos because of royal 's scrawled handwriting . Comment:
Attorney General made a final attempt to block release of Charles ' letters . High Court wanted release but Government appealed to Supreme Court . Known as 'black spider ' memos because of royal 's scrawled handwriting . Prince wrote to at least seven departments about variety of subjects .