jo = FEDERAL RESERVE ACT 8c, 29, 30 of the Currency and such reduction has been approved by the said Comptroller of the Currency and by the Fed- eral Reserve Board, or by the organization committee pending the organization of the Federal Reserve Board. Sec. 29. If any clause, sentence, paragraph, or part of this Act shall for any reason be adjudged by any court of competent jurisdiction to be invalid, such judgment shall not affect, impair, or invalidate the remainder of this Act, but shall be confined in its operation to the clause, sen- tence, paragraph, or part thereof directly involved in the controversy in which such judgment shall have been rendered. Sec. 30. The right to amend, alter, or repeal this Act is hereby expressly reserved.