61 STAT.] 80TH CONG. , 1ST SESS.-CHS. 503, 504 -AUG. 6 , 1947 "Notwithstanding any other provision of this subsection except the area restriction such associations may invest their funds in loans insured under title I of the National Housing Act, as amended, loans guaranteed or insured as provided in the Servicemen's Readjustment Act of 1944, as amended (except business loans provided by section 503 thereof and not secured by a lien on real estate), or in other loans for property alteration, repair, or improvement: Provided, That no such loan shall be made in excess of $1,500 except in conformity to the other provisions of this subsection, and that the total amount of loans so made without regard to the other provisions of this subsection shall not, at any time, exceed 15 per centum of the association's assets." Approved August 6, 1947. [CHAPTER 504] AN ACT To define the functions and duties of the Coast and Geodetic Survey, and for other purposes. Be it enacted by the Senate and House of Representatives of the United States of America in Congress assembled, That, to provide charts and related information for the safe navigation of marine and air commerce, and to provide basic data for engineering and scientific purposes and for other commercial and industrial needs, the Director of the Coast and Geodetic Survey, hereinafter referred to as the Director, under direction of the Secretary of Commerce, is authorized to conduct the following activities in the United States, its Territories, and possessions: (1) Hydrographic and topographic surveys of coastal water and land areas (including surveys of offlying islands, banks, shoals, and other offshore areas); (2) Hydrographic and topographic surveys of lakes, rivers, reser- voirs, and other inland waters not otherwise provided for by statute; (3) Tide and current observations; (4) Geodetic-control surveys; (5) Field surveys for aeronautical charts; (6) Geomagnetic, seismological, gravity, and related geophysical measurements and investigations, and observations for the deternlina- tion of variation in latitude and longitude. SEC. 2. In order that full public benefit may be derived from the operations of the Coast and Geodetic Survey by the dissemination of data resulting from the activities herein authorized and of related data from other sources, the Director is authorized to conduct the following activities: (1) Analysis and prediction of tide and current data; (2) Processing and publication of data, information, compilations, and reports; (3) Compilation and printing of aeronautical charts of the United States, its Territories, and possessions; and, in addition, the compila- tion and printing of such aeronautical charts covering international airways as are required primarily by United States civil aviation; (4) Compilation and printing of nautical charts of the United States, its Territories, and possessions; (5) Distribution of aeronautical charts and related navigational publications required by United States civil aviation; (6) Distribution of nautical charts and related navigational pub- lications for the United States, its Territories, and possessions. SEC. 3. To provide for the orderly collection of geomagnetic data from domestic and foreign sources, and to assure that such data shall be readily available to Government and private agencies and indi- viduals, the Coast and Geodetic Survey is hereby designated as the 787 Investment offunds in loans. 48 Stat. 1246 . 12 U.S.0. §1702- 1706. Ante, pp. 182,208 . 58 Stat. 284, 292. 38 U. S.0. §§693- 697g, 694c. Ante, pp. 32, 133, 454. Restriction. August 6, 1947 [H. R. 35411 [Public Law 3731 Ooast and Geodetic Survey. Activities. I)iseminsatlo of data. Geomagnetic data.