...Section 10 (b) of the National Labor Relations Act provides: "Whenever it is charged that any person has engaged in or is engaging in any such unfair labor practice, the [National Labor Relations] Board, or any agent or agency designated by the Board for such purposes,...

...law, or otherwise. (2) Whenever it is charged by any employe or labor organization that any person has engaged in or is engaging in any such unfair labor practice, the board, or any agent or agency designated by the board for such purposes, shall have power to issue...

...detainee in question probably will engage in, or conspire with others to engage in, espionage or sabotage, the Board shall state its findings of fact and shall issue and serve upon the Attorney General an order revoking the order for detention of the detainee concerned...

...shall have reason to believe, from information acquired from any source whatsoever, that any person has engaged in or is engaging in any such unfair labor practice, he shall in his discretion issue and cause to be served upon such person a complaint stating the general...

...Board may take further testimony or hear argument. If upon all the testimony taken the Board shall be of the opinion that any person named in the complaint...its findings of fact and shall issue and cause to be served on such person an order requiring such person to cease and desist from such unfair labor...

...such proceeding the rules of evidence prevailing in courts of law or equity shall not be controlling. In the complaint has engaged In or is engaging in...its findings of fact and shall issue and cause to be served on such person an order requiring such person to cease and desist from such unfair labor...

...denned herein. (c) Whenever there is a charge or the Board shall have reason to believe that any person has engaged in or is engaging in any such unfair labor practice, the Board, or any agent or agency designated by the Board for such purposes, shall have power to issue...

...such indemnity, the Board shall -determine that the claimant is entitled to receive such indemnity, the Board shall state its findings of fact and shall issue and serve upon the Attorney General an order requiring him to pay to such claimant the amount of such indemnity;...

...hear argument. If upon al testimony taken the Board shall be of the opinion that any person named ii complaint has engaged in or is engaging in any such unfair labor practice, the Board shall state its findings of fact and shall issue and cause to be serve such person an order...

...may be established by agreement, code, law, or otherwise. (b) Whenever it is charged that any person has engaged in or is engaging in any such unfair labor practice, the Board, or any agent or agency designated by the Board for such purposes, shall have power to issue...