Restrictions on proclamations. 



Act of March 4, 1907 (34 Stat. 1271) ; August 34, 1912 (37 Stat. 497) ; June 15, 

 1926 (44 Stat. 745) ; sees. 471, 471a, title 16, U. S. C. 



Hereafter no forest reserve shall be created, nor shall any additions 

 be made to one heretofore created within the limits of the States of 

 Oregon, Washington, Idaho, Montana, Colorado, Wyoming, Cali- 

 fornia. Arizona, or New Mexico, except by act of Congress. 



Authority to modify proclamations. 



Act of June 4, 1897 (30 Stat. 34, 36) ; sec. 473, title 16, U. S. C. 



* * * To remove any doubt which may exist pertaining to the 

 authority of the President thereunto [in regard to the national 

 forests], the President of the United States is hereby authorized 

 and empowered to revoke, modify, or suspend any and all such 

 Executive orders and proclamations, or any part thereof, from time 

 to time as he shall deem best for the public interests. * * * The 

 President is hereby authorized at any time to modify any Executive 

 order that has been or may hereafter be made establishing any 

 forest reserve, and by such modification may reduce the area or 

 change the boundary lines of such reserve, or may vacate altogether 

 any order creating such reserve. 



Creation by purchase. 



Act of March 1, 1911 (36 Stat. 961) ; June 7, 1924 (43 Stat. 654) ; sees. 515, 

 516, title 16, TJ. S. C, act of March 3, 1931 (46 Stat. 1516), as to Porto Rico 



The Secretary of Agriculture is hereby authorized to purchase, 

 in the name of the United States, such lands as have been approved 

 for purchase by the National Forest Reservation Commission at the 

 price or prices fixed by said commission : Provided, That no deed or 

 other instrument of conveyance shall be accepted or approved by the 

 Secretary of Agriculture under this act until the legislature of the 

 State in which the land lies shall have consented to the acquisition 

 of such land by the United States for the purpose of preserving the 

 navigability of navigable streams. 



That, subject to the provisions of the last preceding section, 

 the lands acquired under this act shall be permanently reserved, 

 held, and administered as national forest lands under the provisions 

 of section twenty-four of the act approved March third, eighteen 

 hundred and ninety-one (26 Stat. 1103), and acts supplemental to 

 and amendatory thereof. And the Secretary of Agriculture may 

 from time to time divide the lands acquired under this act into such 

 specific national forests and so designate the same as he may deem 

 best for administrative purposes. 



That section 6 of the act of March 1, 1911 (36 Stat. 961), is hereby 

 amended to authorize and direct the Secretary of Agriculture to 

 examine, locate, and recommend for purchase such forested, cut-over 

 or denuded lands within the watersheds of navigable streams as in 

 his judgment may be necessary to the regulation of the flow of 

 navigable streams or for the production of timber and to report to 

 the National Forest Reservation Commission the results of such 



