Anno regni decimo quinto Georgii III. Regis : At a General Assembly begun at New-Castle, in the government of the counties of New-Castle, Kent and Sussex, upon Delaware, the twentieth day of October in the fifteenth year of the reign of our Sovereign Lord George the Third, King of Great-Britain, &c. Anoque [sic] domini 1775, the following act was passed ... A supplementary act to the act, intitled, "An act for the more effectual ascertaining and fixing the limits of the several counties within this government, and for remedying some inconveniences that may arise by the late establishment of the boundaries and divisional lines between the same and Maryland."