J. Baker sculp Islington. John Hamilton. Moore, Hydrographer to His Royal Highness the Publifhed as the Act directs, Sept. 1.1791. THE PRACTICAL NAVIGATOR, AND SEAMAN'S NEW DAILY ASSISTANT. BEING AN EPITOME OF INCLUDING THE DIFFERENT METHODS OF WORKING THE LUNAR OBSERVATIONS. WITH EVERY PARTICULAR REQUISITE FOR KEEPING A COMPLETE JOURNAL AT SEA. LIKEWISE The Methods of finding the Latitude by two Altitudes of the Sun; by the Meridian Altitude of the Moon, the Planets, or fixed Stars; and to compute the Altitudes of the Sun, Moon, or Stars, without an Obfervation. The Manner of Mooring, Unmooring, and Working a Ship in all difficult Cafes at Sea. With Directions for conducting her out of Dock, and into the principal Ports and Harbours in the British Channel. The SUBSTANCE of that EXAMINATION, every Candidate for a Commiffion in the Royal Navy, and Officer in the Honorable East-India Company's Service, muft pafs through, previous to their being appointed: This, with the Sea Terms, are particularly recom mended to the Attention of all young Gentlemen defigned for, or belonging to the Sea. To this EDITION are added, befides many important Improvements, THE REQUISITE TABLES USED WITH THE NAUTICAL ALMANAC IN DETER MINING THE LONGITUDE AT SEA. The different Methods are exemplified and rendered eafy to any common Capacity. ALSO, A NEW TABLE, the largest and most correct hitherto published, of the LATITUDES and LONGITUDES of the principal Ports and Headlands in the known World; and all the other TABLES ufeful at Sea. REVISED and CORRECTED with fuch Care that they may be depended on. BY JOHN HAMILTON MOORE, TEACHER OF NAVIGATION, HYDROGRAPHER AND CHART-SELLER TO HIS ROYAL HIGHNESS THE DUKE OF CLARENCE. The NINTH EDITION, with many ADDITIONS. LONDON: Printed for and Sold by B. LAW and Son, in AVE-MARIA-LANE; G. G. J. and J. ROBINSON, FATER-NOSTER-Row, and the AUTHOR, on TOWER HILL. M,DCC,XCI. |