OPINION PER CURIAM, May 4, 1973:
Order affirmed.
Mr. Justice ROBERTS, Mr. Justice NIX, and Mr. Justice MANDERINO dissent for the reasons expressed in Biello v. Liquor Control Board, 454 Pa. 179, 187, 301 A.2d 849, 853 (1973) (dissenting opinion by NIX, J., in which ROBERTS, J., joined).