sufficient Sum of Money to pay the said Penalty or Penalties Charges and Expences, then if such Offender or Offenders shall not immediately upon Conviction pay the said Penalty or Penalties, or such Part or Parts of the said Penalty or Penalties, Charges and Expences, which shall remain over and above the Produce of the Horses, Assess Cattle, and other Things so seized and sold, then such Justice is hereby required to commit such Offender or Offenders to the Common Gaol or House of Correction for the said County of _Middlesex_, there to be kept to hard Labour for any Term not exceeding Thirty Days, nor less than Ten Days, unless such Penalty or Penalties, or such Part or Parts thereof as aforesaid, shall be sooner paid and satisfied. Carriage Ways of the Streets to be covered with Gravel, etc. IV. And be it further enacted, That it shall and may be lawful to and for the said Commissioners to direct all and every Person and Persons, who are by the said recited Act required to level, form, and cover with Gravel, not less than Six Inches thick, the Carriage Ways of all such Streets, and other publick Passages and Places, within the said District, in the First Place properly and effectually to fill up the same; and also to direct all and every Person and Persons, who are required to pave the Foot Ways in the whole Front of their respective Houses, Buildings, and Tenements, to set up and erect proper and sufficient Posts, at such Distances and in such Manner, as the said Commissioners shall order and direct. Lessees of Ground to compound for forming Carriage Ways, etc.