William O. Douglas

“ It raises the question whether one collective bargaining agent or the other is the proper representative for the presentation of certain claims to the employer. It involves a determination of the point where the exclusive jurisdiction of one craft ends and where the authority of another craft begins. ”

“ They embrace claims which though strictly personal arise out of and involve an interpretation of the collective bargaining agreement which the Engineers negotiated and under which the individual engineer is working. ”

“ The Engineers place their chief reliance on those provisions of § 2, Fourth, which state: (1) that employees 'shall have the right to organize and bargain collectively through representatives of their own choosing'; and (2) that the 'majority of any craft or class of employees shall have the right to determine who shall be the representative of the craft or class for the purposes of this Act'. ”