Section 3. That said councils shall have authority to provide for the retirement of said improvement bonds, out of the sinking fund herein provided for, by the investment of said sinking fund in any of the outstanding obligations of such city, or bonds of the state of Pennsylvania, or of the United States, at the market price, upon due advertisement, in such form and manner as shall be prescribed by the said councils.
Section 3
Act 5 of 1881, § 3, under SUPPLEMENTARY ACT, SECOND CLASS CITIES.
Act 5 of 1881, § 3