An Act amending the act of April 12, 1951 (P. L. 90, No. 21), entitled "Liquor Code," permitting certain licensees, distillers or manufacturers to sponsor certain sporting tournaments or contests; extending the hours of operation for certain holders of Sunday sales permits; authorizing the board to issue certain licenses; further providing for licensee's advertisements; and further permitting bowling alleys to sell liquor, malt or brewed beverages when minors are present under proper supervision.