¶1Mr. Robert L. Stern, with whom Solicitor General Biddle, Assistant Attorney General Arnold, and Messrs. Richard H. Demuth, James C. Wilson, Abe Fortas, and Arnold Levy were on the brief, for petitioners. Messrs. Joseph F. Johnston and W. R. iC. Cocke, with whom Mr. Wm. H. Delaney was on the brief, for respondents.
¶3The judgment is affirmed by an equally divided Court.