An Act amending the act of March 26, 1931 (P.L.7, No.4), entitled, "An act to cede jurisdiction to the United States over the tracts of lands and buildings occupied, or hereafter to be occupied, by the United States Northeastern Penitentiary, located in and adjacent to the Township of Kelly, County of Union," providing for the ceding of concurrent jurisdiction to the United States for land and facilities occupied by the Federal Bureau of Prisons.