[NAVIGATION]. HASELDEN, T. The Seaman's Daily Assistant. London, 1783--The Ship-Master's Assistant and Owner's Manual. London, 1794--MOORE, J. H. The New Practical Navigator. London, 1795--LEVER, D. The Young Sea Officer's Sheet Anchor. London, [1819]. Together, 4 volumes, various sizes, various bindings, condition varies. (4)