Herbert Hoover: “This order shall continue in full force and effect unless and until revoked by the President, or by act of Congress.”

One never makes a statement like that.

Enlisted men of the Marine Corps having established their special qualifications in the use of the arm or arms which they are required to use, under such regulations and conditions as are now, or may hereafter be, prescribed by the…

So much of the order of June 8, 1926, creating Reservoir-Site Reserve No. 17, as affects the lands hereinafter described is hereby revoked

You have always been a public spirited citizen, working for the best interests of your state and of the nation and I know that whether in diplomatic work or at home, you will continue to render valuable service.