Acts of the General Assembly of the commonwealth of Pennsylvania : passed at a session, which was begun and held at the borough of Harrisburgh [i.e. Harrisburg], on Tuesday, the first day of December, in the year of our Lord, one thousand eight hundred and twelve
Acts of the General Assembly of the commonwealth of Pennsylvania : passed at a session, which was begun and held at the borough of Harrisburg, on Tuesday the seventh day of December, one thousand eight hundred and twelve [i.e. thirteen]