England's Treasure by Forraign Trade

His treatise, England's Treasure by Forraign Trade, probably written about 1630, was printed for the first time by his son in 1664. A 2nd edition appeared in 1669 ; a 3rd in 1698; a 4th, in one volume with Roberts' Merchants' Map of Commerce, in 1700; a 5th in 1713, during the discussion upon Bolingbroke's proposed commercial treaty with France ; and a 6th was published by Foulis at Glasgow in 1755. A copy of this last mentioned edition is known ta have been in the possession of Adam Smith. England's Treasure was also included in the (1856) volume of Tracts on Commerce before mentioned.