The method of review of the orders and decisions of the Commission provided by §§ 34-604 to 34-608, herein, shall be exclusive.
D.C. Code § 34-609
Former § ,43-910 1981 Ed., 49 Stat. 885, ch. 742, § ,4, provided that if any provision this section or the application to any person or circumstances is held invalid, the invalidity of the remainder of said sections and of the application of such provision to other persons and circumstances shall not be affected thereby.