Nos. 17895-18011. October 10, 1968. Nicholas Unkovic, Pittsburgh, Pa., (Leonard L. Scheinholtz, Scott F. Zimmerman, Reed, Smith, Shaw McClay, Pittsburgh, Pa., J. Mack Swigert, Taft, Stettinius Hollister, Cincinnati, Ohio, Norman Diamond, Arnold Porter, Washington, D.C., William Keller, Clark, West, Keller, Clark Ginsberg, Dallas, Tex., on the brief), George A. Leonard, Cincinnati, Ohio, of counsel, for Kroger Company. Bernard Dunau, Washington, D.C. (Lester Asher, Chicago, Ill., for Retail Clerks