Holding that an employer has a duty to bargain in good faith for one year beginning on the date of certification of the bargaining representative by the Board
Finding a violation of the Act when a supervisor mistakenly believed an employee was involved with the union and discharged him "because of his alleged union activities"
In Joy Silk the Court held that when an employer could have no doubt as to the majority status or when an employer refuses recognition of a union "due to a desire to gain time and to take action to dissipate the union's majority, the refusal is no longer justifiable and constitutes a violation of the duty to bargain set forth in section 8(a)(5) of the Act".
In Pennsylvania Railroad Company v. United States Railroad Labor Board, 261 U.S. 72, the question was whether the members of the Railroad Labor Board as constituted under the provisions of the Transportation Act, 1920, had exceeded their powers.
In National Labor Relations Board v. Item Company, 220 F.2d 956 (5th Cir. 1955), this court held that an employer had no confidentiality privilege to withhold from the union relevant wage data, "which the union's own employee-members apparently refused to disclose to it."