Nos. 802, 803, Dockets 75-4266, 76-4003. Argued March 17, 1976. Decided June 29, 1976. Thomas W. Gleason (Herzl S. Eisenstadt), New York City, for petitioner, ILA, AFL-CIO. Constantine P. Lambos, (Jacob Silverman, Donato Caruso, Lorenz, Finn, Giardino Lambos), New York City, for petitioner, NYSA. Howard E. Perlstein, Washington, D.C. (John S. Irving, Jr., John E. Higgins, Jr., Elliott Moore, Robert A. Giannasi, NLRB, Washington, D.C.), for respondent. Allan I. Mendelsohn (Glassie, Pewett, Beebe Shanks)