Fourth Congress of the United States : at the first session, begun and held at the city of Philadelphia, in the state of Pennsylvania, on Monday, the seventh of December, one thousand seven hundred and ninety-five. An act in addition to an act, intituled "An act supplementary to the act, intituled 'An act to provide more effectually for the collection of the duties on goods, wares and merchandize imported into the United States, and on the tonnage of ships or vessels."