The Seaman's journal-book: [electronic resource] : containing the outlines of a journal, properly divided and headed: with columns for hours, knots, half-knots, fathoms, courses, winds, lee-way, remarks, distance, difference of latitude, departure, latitude by dead reckoning, latitude by observation, meridian distance, longitude made, longitude in, &c. : Well adapted for the purpose of entering every day's work with the greatest readiness, being calculated to save much time and trouble at sea