An Act for further continuing, until the First Day of February One thousand eight hundred and six, an Act, made in the Twenty-seventh Year of the Reign of His present Majesty, intituled, An Act to enable the Lord High Treasurer, or Commissioners of the Treasury, for the Time being, to let to Farm the Duties granted by an Act, made in the Twenty-fifth Year of His present Majesty's Reign, on Horses let to Hire for travelling Post, and by Time, to such Persons as should be willing to contract for the same.