The negociator's magazine, or, The most authentick account yet published of the monies, weights, and measures of the principal places of trade in the world : also an account of the European exchanges in general : the customs of merchants relating thereto : and rules and examples to cast them up by ... to which are added, curious calculations of great use in the West-India, Carolina, and New-England trades : and tables, shewing the intrinsick value of any foreign gold ... /