54 STAT.] 76TH CONG., 3D SESS.-CHS. 888, 889-OCT. 17, 1940 upon the face of the certificates to have been so authorized shall be prima facie evidence of its contents and of the authority of the signer to issue the same. (3) Where a person in military service has been reported missing he shall be presumed to continue in the service until accounted for, and no period herein limited which begins or ends with the death of such person shall begin or end until the death of such person is in fact reported to or found by the Department of War or Navy, or any court or board thereof, or until such death is found by a court of competent jurisdiction: Provided, That no period herein limited which begins or ends with the death of such person shall be extended hereby beyond a period of six months after the time when this Act ceases to be in force. SEC. 602. Any interlocutory order made by any court under the provisions of this Act may, upon the court's own motion or otherwise, be revoked, modified, or extended by it upon such notice to the parties affected as it may require. SEC. 603. If any provision of this Act, or the application thereof to any person or circumstances, is held invalid, the remainder of the Act, and the application of such provision to other persons or cir- cumstances, shall not be affected thereby. SEC. 604. This Act shall remain in force until May 15, 1945: Pro- vided, That should the United States be then engaged in a war, this Act shall remain in force until such war is terminated by a treaty of peace proclaimed by the President and for six months thereafter: Provided further, That wherever under any section or provision of this Act a proceeding, remedy, privilege, stay, limitation, accounting, or other transaction has been authorized or provided with respect to military service performed prior to the date herein fixed for the termination of this Act, such section or provision shall be deemed to continue in full force and effect so long as may be necessary to the exercise or enjoyment of such proceeding, remedy, privilege, stay, limitation, accounting, or other transaction. SEC. 605. The provisions of section 4 of the joint resolution approved August 27, 1940 (Public Resolution Numbered 96, Seventy-sixth Con- gress), and the provisions of section 13 of the Selective Training and Service Act of 1940, shall not be applicable with respect to any mili- tary service performed after the date of enactment of this Act. Approved, October 17, 1940. [CHAPTER 889] AN ACT 1191 Presumption as to persons reported miss- ing. Proviso. Limitation. Court action. Saving clause. Duration. Provisos. Extension. Continuance of au- thorized transactions. Inapplicabilityof certain provisions. Ante, pp . 860, 895. October 17. 1940 To authorize the lease or sale of certain public lands in Alaska, and for other [H. R . 665S1 purposes. [Public, No. 862] Be it enacted by the Senate and House of Representatives of the United States of America in Congress assembled, That the sections numbered 16 and 36 in townships 17 and 18 north, ranges 1 and 2 east, Seward meridian, Alaska, are hereby released from the reservation thereof made by the Act of March 4, 1915 (38 Stat. 1214), for the support of the common schools in the Territory of Alaska, and in lieu of the lands so released an equal area of vacant, nonmineral, surveyed, unreserved, public lands in the Territory of Alaska may be designated and reserved for the support of the common schools in the Territory of Alaska in the manner provided by the Act of February 28, 1891 (26 Stat. 796). SEC. 2 . The Secretary of the Interior is hereby authorized, in his discretion, to lease, or to sell at not less than $1.25 per acre, under such rules and regulations and upon such terms and conditions as he may Alaska. Exehange of certain public lands. 48U.S.C.§353. 43U.8.C.§51. Lease or sale oflands released from reserva- tion.