The act of tonnage & poundage and book of rates : with several statutes at large relating to the customs : carefully examined by the records out of which are collected the variations from the Book of rate and Act of tonnage and poundage as now practiced : with an abridgment of several other statutes concerning the customs : as also the usual tares, ports of England and Wales, lawful keys and wharfs in the port of London ... together with an index of the whole alphabetically digested.