The author arrives at Martinico—Meets with new difficulties—Gets to Montserrat, where he takes leave of his old master, and sails for England—Meets Capt. Pascal—Learns the French horn—Hires himself with Doctor Irving, where he learns to freshen sea water—Leaves the doctor, and goes a voyage to Turkey and Portugal; and afterwards goes a voyage to Grenada, and another to Jamaica—Returns to the Doctor, and they embark together on a voyage to the North Pole, with the Hon. Capt. Phipps—Some account of that voyage, and the dangers the author was in—He returns to England.