National Labor Relations Board v. Mathieson Alkali Works, Inc. , 114 F.2d 796 ( 1940 )
Bussmann Mfg. Co. v. National Labor Relations Board , 111 F.2d 783 ( 1940 )
Bethlehem Steel Co. v. National Labor Relations Board , 120 F.2d 641 ( 1941 )