Report no. 61 to the President by Emergency Board, appointed Apr. 10, 1948, pursuant to sec. 10 of Railway labor act, as amended, to investigate unadjusted disputes between Pennsylvania Railroad Company and certain of its employees represented by Brotherhood of Locomotive Firemen and Enginemen (N. M. B. case A2791), Philadelphia, Pa., and New York, N. Y., June 9, 1948.