Section 4
SEC. 4. It shall be the function of said Bureau to make, facilitate, and encourage special studies of the mineral resources, mineral industries, and geology of the Philippine Islands; to collect statistics concerning the occurrence of the economically important minerals and the methods pursued in making their valuable constituents available for commercial use; to make collections of typical geological and mineralogical specimens, especially those of economic and commercial importance, such collections to constitute the museum of the Mining Bureau, subject, however, to transfer by executive order of the Civil Governor to any general museum established; to provide a library of books, reports, drawings, and so forth, bearing upon the mineral industries, the sciences of mineralogy and geology, and the arts of mining and metallurgy, such library constituting the library of the Mining Bureau; to make a collection of models, drawings, and descriptions of mechanical appliances used in mining and metallurgical processes; to preserve and so maintain such collections and library as to make them available for reference and examination, and open to public inspection at reasonable hours; to maintain, in effect, a bureau of information concerning the mineral industries of the Philippine Islands; to make an annual report to the Secretary of the Interior setting forth the important results of the work of the Bureau, such special reports as may be called for by proper authority, and such bulletins concerning the statistics and technology of the mining industries, and of the geological and mineralogical and other field and office work of the Bureau, as may be approved by the Chief of the Bureau and ordered published by the Secretary of the Interior.