Kalendarium nauticum [electronic resource] : The sea-man's almanack for the year of Christ 1677, being the first after bissextile or leap-year : comprising not onely such things as are usually contained in other annual almanacks, but accomodated with such precepts, rules, and tables as are of daily use in the practice of navigation and traffick : principally referred to the meridian of London, with directions how it may become useful in any part of the world, and especially to the kingdoms of England, Scotland and Ireland / by Henry Seaman ...