75 ILCS 35/3
All moneys borrowed under the authority granted by this act shall be paid to the supervisor of the township wherein the bonds issued therefor are required to be registered, and upon receiving such moneys, the supervisor shall deliver the bond or bonds issued therefor, to the parties entitled to receive the same; and shall credit the sums received to the library fund of township issuing the bonds. The said supervisor of said township shall enter in the said bond register the exact amount received for each and every bond issued. And when any such bonds are paid, the supervisor shall cancel the same and shall enter in the said bond register against the record of such bonds, the words "Paid and canceled the .... day of ...., A. D. ....," filling the blanks with the day, month and year corresponding with the date of such payment.
75 ILCS 35/3