PUBLIC LAWS-CHS. 190, 191-JUNE 7, 1939 Purchases of Ameri- can materials. 47 Stat. 1520 . 41U.S.C.§§lOa- lOc. Period allowed for production and deliv- ery from domestic sources. Appropriation au- thorized, fiscal years 1939-1943. Pod, p. 1326. Supervision of ex- penditure. Investigations with respect to develop- ment of domestic min- eral resources. Treatment and uti- lization of lower grade reserves, substitutes, etc. Funds authorized for fiscal years 1940- 1943. Post, p. 1317. Specific allotments. June 7, 1939 [H. R. 5136] [Public, No. 118] Books, etc., foradult blind. 46 Stat. 1487 . 2U..c. C 135a; Supp. IV, §135a. Purchase of, prefer- ence to certain institu- tions or agencies. R.S. §3709. 41U.S. SC.. dent in time of war, or when he shall find that a national emergency exists with respect to national defense as a consequence of the threat of war. SEC. 5 . Purchases under this Act shall be made in accordance with Title III of the Act of March 3, 1933 (47 Stat. 1520), but a reason- able time (not to exceed one year) shall be allowed for production and delivery from domestic sources and in the case of any such material available in the United States but which has not been developed com- mercially, the Secretary of War and the Secretary of the Navy may, if they find that the production of such material is economically feasible, direct the purchase of such material without requiring the vendor to give bond. SEC. 6 . For the procurement, transportation, maintenance, rotation, and storage of the materials to be acquired under this Act, there is hereby authorized to be appropriated the sum of $100,000,000, out of any money in the Treasury not otherwise appropriated, during the fiscal years June 302 1939, to and including June 30, 1943, to be expended under the joint direction of the Secretary of War and the Secretary of the Navy. SEC. 7. (a) That the Secretary of the Interior, through the Director of the Bureau of Mines and the Director of the Geological Survey, is hereby authorized and directed to make scientific, technologic, and economic investigations concerning the extent and mode of occurrence the development, mining, preparation, treatment, and utilization of ores and other mineral substances found in the United States or its Territories or insular possessions, which are essential to the common defense or the industrial needs of the United States, and the quan- tities or grades of which are inadequate from known domestic sources, in order to determine and develop domestic sources of supply, to devise new methods for the treatment and utilization of lower grade reserves, and to develop substitutes for such essential ores and mineral prod- ucts; to explore and develop, on public lands and on privately owned lands, with the consent of the owner, deposits of such minerals, includ- ing core drilling, trenching, test-pitting, shaft sinking, drifting, cross- cutting, sampling, and metallurgical investigations and tests as may be necessary to determine the extent and quality of such deposits, the most suitable methods of mining and beneficiatng them, and the cost at which the minerals or metals may be produced. (b) For the purposes of carrying out the provisions of this section there is hereby authorized to be appropriated out of any money in the Treasury not otherwise appropriated, for each of the fiscal years ending June 30, 1940, 1941, 1942, and 1943, the sum of $500,000, of which amount $350,000 shall be appropriated to the Bureau of Mines and $150,000 to the Geological Survey. Approved, June 7, 1939. [CHAPTER 191] AN ACT To amend the Act entitled "An Act to provide books for the adult blind", ap- proved March 3, 1931. Be it enacted by the Senate and House of Representatives of the United States of America in Congress assembled, That section 1 of the Act entitled "An Act to provide books for the adult blind", approved March 3, 1931, as amended (U. S . C., 1924 edition Supp. IV, title 2, sec. 135a), is amended by adding at the end thereof the following new sentence: "In the purchase of such books, the Librarian of Congress, without reference to section 3709 of the Revised Statutes (U. S. C., 1934 edition, title 41, sec. 5), shall give preference to non-profit- making institutions or agencies whose activities are primarily con- 812 [53 STAT.
�
