SEC. III. Each foreign nation participating in the exposition will be accorded an official representative, to be accredited to the president of the Louisiana Purchase Exposition Company, through the Secretary of State of the United States, or otherwise. SEC. IV. Allotment of space to exhibitors from countries where governments have appointed official representatives to the exposition will be made by or through such representatives. SEC. V. While it is expected, as far as possible, to confine negotiations in the United States to the official representatives of the respective States, Territories, and Districts, the right is reserved to confer directly with individuals. ARTICLE VIII. SECTION I. All applications for space for buildings must be filed on or before July 1, 1902. SEC. II. Application for space for exhibits in the buildings of the exposition must be filed on or before the respective dates following, to wit: (a) For machinery and mechanical appliances intended for exhibition in operation October 1, 1902. (b) For machinery and mechanical appliances not intended for exhibition in operation, November 1, 1902. (c) For works of art, natural and manufactured products not herein expressly classified, December 1, 1902. (d) For special concessions to individuals, associations, or corporations, December 1, 1902. SEC. III. All applications for space must be in writing, addressed to the president of the exposition, and should be presented on forms which will be furnished by the Exposition Company. SEC. IV. Each application for space for exhibits must be accompanied by a sketch, drawn to a scale of one-fourth of an inch to the foot, showing the ground floor plan, and, if possible, the front elevation and general outlines. These installation plans and schemes must receive the indorsement of the chief of the department in which the exhibit is to be located, and the approval of the director of exhibits, and must conform to the general architectural design for the treatment of the interior of the building as prepared by the director of works. SEC. V. Permits for space will not be transferable, and exhibitors will be confined to such exhibits as are specified in their applications. ARTICLE IX. SECTION I. All communications relating to the exposition should be addressed to the president of the Louisiana Purchase Exposition Company, St. Louis, U.S.A. SEC. II. All packages containing exhibits must be addressed to the president of the Louisiana Purchase Exposition Company. SEC. III. Direction labels will be furnished by the Exposition Company to be attached to each package. This label must be filled out so as to convey the following information: (a) The department in which the exhibit is to be installed.