Report to the President by Emergency Board appointed by Executive order 10944 dated May 19, 1961, pursuant to sec. 10 of Railway labor act, as amended, to investigate dispute between Baltimore and Ohio Railroad Company and other carriers represented by Eastern, Western, and Southeastern Carriers' Conference Committees and certain of their employees represented by Railroad Yardmasters of America, labor organization, (NMB case A-6360), Washington, D.C., July 10, 1961.