Section 4
SEC. 4. The sum of five hundred thousand pesos is hereby appropriated, out of any funds in the Insular Treasury not otherwise appropriated, for carrying out the purposes of this Act, including expenses for propaganda, lectures, and demonstrations, and the necessary equipment for investigations, experiments, and demonstrations in connection with preserved foods. This appropriation shall continue to be available till January first, nineteen hundred and nineteen, and any balance remaining unexpended on said date shall revert to the Insular Treasury.