The sailor's companion, and merchantman's convoy. [electronic resource] : Shewing the military power of the Lord High-Admiral, and The Duty and Conduct of all Superior and Inferior Officers of the Royal Navy of Great Britain. Also, The Duty of Privateers, with Instructions relating to Captures, and for obtaining speedy Condemnation of Prizes, and Payment of Bounty-Money, pursuant to the Statutes in Force: Together with Abstracts of several Acts of Parliament relating to Navigation: and other useful Particulars mentioned in the Table annexed. By J. Cowley, Author of The Description of the Windward-Passage, &c. The Whole very necessary for all Persons concerned or interested in Maritime Affairs of any kind soever.