Section 5. That upon the receipt of a duplicate, for the collection of any taxes, by such constable and collector, he shall, within one week thereafter, give public notice, by at least six written, or printed, handbills, posted up in the most conspicuous places in the townships, or boroughs, that he will attend at some convenient place or places, therein named, between the hours of nine o'clock, A. M., and six o'clock, P. M., on three successive Saturdays, for the purpose of receiving the taxes charged in the duplicate; and any person who shall pay their said taxes to said officer, on such days, or on any other day, within thirty days from the date of such notice, shall be required to pay the amount of their taxes, as therein charged, and the additional sum of two per centum thereon; and no other, or personal, notice shall be required, or given to tax-payers, of their taxes, or the amount thereof; but if any tax shall remain unpaid, after the expiration of said period, then said officer shall proceed to collect the same forthwith and shall charge and collect from such delinquents the sum of ten per centum, in addition to the taxes charged in said duplicates.