American Antiquities Act of 1906 (34 Stat. 225, 16 U.S.C. 431-433)
“Be it enacted by the Senate and House of Representatives of the United States of America in Congress assembled . . .
That the President of the United States is hereby authorized, in his discretion, to declare by public proclamation historic landmarks, historic and prehistoric structures, and other objects of historic or scientific interest that are situated upon the lands owned or controlled by the Government of the United States to be national monuments, and may reserve as a part thereof parcels of land, the limits of which in all cases shall be confined to the smallest area compatible with [the] proper care and management of the objects to be protected. . . .”
“Approved, June 8, 1906”
[From Sections 1-4 of the Antiquities Act]
[Note that more recent text sources may eliminate words (such as “the”) that are found in the original Act. The Act has been amended once (16 U.S.C. 431a) to state: “No further extension or establishment of national monuments in Wyoming may be undertaken except by express authorization of Congress.”]
U.S. Statutes at Large, Vol. 34, Part 1, Chap. 3060, p. 225. “An Act For the preservation of American antiquities.” S. 4698, Public Act No. 209
U.S. Congress. 59th. 1st Session.
The Library of Congress