An Act repealing the act of May 8, 1919 (P.L.130, No.96), entitled "An act authorizing any county and city in any county in which the county-seat is within the limits of such city, to erect a joint county and municipal building or buildings; providing for the conditions and agreements under which such building or buildings may be erected and occupied, and for the ownership thereof; providing for the selection of a site for said building or buildings, and authorizing said county and city to make a sale or exchange of properties under certain conditions for the purpose of securing such site; authorizing the acquisition of property for such building or buildings by purchase or condemnation; and authorizing the county to issue bonds in payment of any indebtedness incurred for its share of the cost of such building, or buildings, and land."