Assistant Professor of Law, University of Kentucky. On leave 1967-1968 and serving as Professor in Residence, Staff of Member Sam Zagoria, N.L.R.B. The basic work on this paper was carried out under a Summer Research Fellowship issued by the Kentucky Research Foundation, University of Kentucky, for which the author is grateful. The author wishes to thank Mr. John Bryant and Mr. James Waitman for their able assistance at various phases in the preparation of this article. The views and contents of this article are the author's and not necessarily those of any of the above individuals or institutions.