A discoverie for division or setting out of land, as to the best form published by Samuel Hartlib esquire, for direction and more advantage and profit of the adventurers and planters in the fens and other waste and undisposed places in England and Ireland ; whereunto are added some other choice secrets of experiments of husbandry ; with a philosophical quere concerning the cause of fruitfulness, and an essay to shew how all lands may be improved in a new way to become the ground of the increase of trading and revenue to this common-wealth.