Section 19
SEC. 19. The Chief of the Bureau of Forestry, under regulations to be prescribed by him, with the approval of the Secretary of the Interior, may grant gratuitous licenses for the free use of timber, firewood, gums, resins, and other forest products, and of stone and earth, in reasonable quantities and within definite territorial limits, for domestic purposes, and not for sale, barter, or any other use whatsoever. He may also, within definite territorial limits, similarly prescribe the free use of forest products and of stone and earth for public, works: Provided, That a gratuitous license for woods of the first group shall not be issued.