
    New York Central Railroad Company et al., Appellants, v. Louis J. Lefkowitz, as Attorney-General of the State of New York, et al., Respondents, and Brotherhood of Locomotive Firemen and Enginemen et al., Intervenors-Respondents.
    Argued April 10, 1968;
    reargument ordered July 2, 1968.
   Reargument ordered and case set down for argument during tke week of October 7, 1968.  