A survey of the British customs : containing the rates of merchandize as established by 12 Car. II. c. 4, 11 Geo. I. c. 7, and other statutes : with tables of the net duties, drawbacks, bounties, &c. payable thereon ... : also a distinct and practical account of the several branches of the revenue called the customs : with an appendix, containing an abstract of all the laws now in force relative to the customs : the whole continued to the end of the session of 9 Geo. III /