Report to the President by the Emergency Board appointed March 15, 1949 by Executive order 10045 pursuant to Section 10 of the Railway Labor Act, as amended : to investigate and report in respect to a dispute involving the Wabash Railroad Co. and the Ann Arbor Railroad Co., carriers, and certain of their employees, represented by the Brotherhood of Locomotive Engineers, Brotherhood of Locomotive Firemen and Enginemen, Order of Railway Conductors, and Brotherhood of Railroad Trainmen : (NMB case A-3028) : St. Louis, Mo., April 6, 1949