Campbell Machine Company. In matter of Campbell Machine Company, David C. Campbell and George E. Campbell, co-partners trading as Campbell Machine Company, and International Association of Machinists, Local no. 389, Shipwrights, Boatbuilders & Caulkers, and International Brotherhood of Electrical Workers, Local no. 569, decision and certification of representatives, cases nos. R-249 [to] R-251, decided Oct. 4, 1937.

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