Explaining that the deferential standard of review is appropriate because the "[the ALJ] ... sees the witnesses and hears them testify, while the Board and the reviewing court look only at cold records"
Upholding NLRB's determination that unions do not commit unfair labor practices by insisting that employer bargain with mixed-union negotiating committee
In N.L.R.B. v. Kentucky Utilities Co., 6 Cir., 182 F.2d 810, we recognized the right of management to refuse to bargain with a certain representative of the Union under unusual facts clearly justifying such refusal.