A Supplement to the act of June 27, 1974 (P.L.384, No.131), entitled "An act authorizing the Department of Property and Supplies, with the approval of the Secretary of Public Welfare and the Governor, to convey 100 acres of land, more or less, situate in the Township of South Abington, Lackawanna County, Commonwealth of Pennsylvania, to the Township of Abington, the Borough of Clarks Green, the Borough of Clarks Summit, the Township of Glenburn, and the Township of South Abington, for a recreation site," authorizing Abington Township to convey its interest in the property to the other grantees.