Section 4
SEC. 4. The necessary expenses for the acquisition of land, construction of buildings, purchase of equipment, and others, shall be. determined and authorized in the appropriations for nineteen hundred and twenty and subsequent years: Provided, however, That with a view to facilitating the preliminary work, the Secretary of Commerce and Communications may, in his discretion, authorize such initial expenses of the Bureau of Dependent Children as may be considered indispensable, in connection with the preparation of plans and, whenever possible, the acquisition of all or part of the land required.