The young sea-officer's assistant, both in his examination and voyage. [electronic resource] : In four parts. I. The Substance of that Examination, which every Candidate for a Commission in the East-India Service, or the Navy, must necessarily pass, previous to his Appointment; respecting the Management of a Ship from her first coming out of Dock, to her clearing the Land. II. Directions for working a Ship, in all difficult Cases, at Sea. III. Necessary Observations in making the Land, and failing up the Channel. IV. General Instructions and Allowances from the Owners of East-India Ships to the several Commanders in that Service. By John Adams. Never Before Made Public. To which is added, From the original Spanish of Don Juan, A short, easy, Arithmetical Rule, for determining the Course and Distance.