Southern Railway. Mediation Case No. A-5666. Request for an Upward Adjustment in Existing Rates of Pay of Clerks and Group 5 Employees Working With the So-Called Centralized System of Checking Freight by Use of an Intercommunication System, 1956-1960, Box: 557, Folder: 24. Brotherhood of Railway, Airline, and Steamship Clerks, Freight Handlers, Express, and Station Employees: 1915-1985, 5488 B. Kheel Center for Labor-Management Documentation & Archives. https://archives.library.cornell.edu/repositories/4/archival_objects/1215610 Accessed March 15, 2026.