85905-49-pt. 3 4 M. CHAST 6-Tnfair labor practice cases filed with the National Labor Relations Board, Aug. 22, 1947, to Dec. 13, 1948, by type of case CHART 7.-Representation cases filed with the National Labor Relations Board, Aug. 22, 1947, to Dec. 31, 1948, by type of case |