This series consists of materials created or collected by the National Federation of Telephone Workers (NFTW), and includes financial records, correspondence of NFTW President Joseph A. Beirne, collective bargaining records, convention and conference proceedings, meeting minutes of the bargaining policy committee, materials documenting the 1947 NFTW strike, and documentation from National Labor Relations Board cases, including constitutional committee reports and reports concerning jurisdictional disputes. This series also contains materials about member organizations, such as the Commercial Telephone Workers Union, United Telephone Employees, Southern Federation of Telephone Workers, and Telephone Guild Workers (including Executive Board and General Council minutes). Other materials in this series document the transition from the NFTW to the CWA.