The first paragraph of this section is from act Aug. 11, 1888, popularly known as the “Rivers and Harbors Appropriation Act”.

The Mississippi River Commission was created by act June 28, 1879, set out as sections 641, 642, 644, 646, and 647 of this title.

The words “and Missouri” which appeared in the original text after “Mississippi” were superseded by the abolition of the Missouri River Commission by act June 13, 1902, ch. 1079, § 1, 32 Stat. 367.

The second paragraph of this section is from the last paragraph of section 3 of act Mar. 4, 1913, which superseded a similar provision of act July 25, 1912, ch. 253, 37 Stat. 231. Other parts of said section 3 are set out in section 545 of this title.

“Director of the Government Publishing Office” substituted for “Public Printer” in text on authority of section 1301(d) of Puspan. L. 113–235, set out as a note under section 301 of Title 44, Public Printing and Documents.

Department of War designated Department of the Army and title of Secretary of War changed to Secretary of the Army by section 205(a) of act July 26, 1947, ch. 343, title II, 61 Stat. 501. Section 205(a) of act July 26, 1947, was repealed by section 53 of act Aug. 10, 1956, ch. 1041, 70A Stat. 641. Section 1 of act Aug. 10, 1956, enacted “Title 10, Armed Forces” which in sections 3010 to 3013 continued Department of the Army under administrative supervision of Secretary of the Army.

Act June 5, 1920, ch. 252, § 6, 41 Stat. 1014, as amended by act Mar. 3, 1925, ch. 467, § 4, 43 Stat. 1190, provided for compilation and printing of laws relating to improvement of rivers and harbors, passed between Mar. 4, 1913, until and including laws of second session of Sixty-eighth Congress.