European commerce, or, Complete mercantile guide to the continent of Europe : comprising a guide to the trade of all the principal cities of the continent, copious tables of their monies, exchanges, weights, and measures, with their proportion to those of England, the local regulation of each place, their tariffs of duties, methods of buying and selling, tares and other allowances : together with numerous official documents, ordinances, etc., forming a complete code of commercial information / by C.W. Rordansz ; to which is added an appendix, containing several important commercial laws and the tariff of duties as regulated by the Congress of the United States.