(B) For machinery and mechanical appliances not intended for
exhibition, in operation, November 1, 1902.

(C) For works of art, natural and manufactured, products, and
all productions not herein expressly classified, December 1,
1902.

ART. 4. Applications for special concessions to individuals,
associations, or corporations, December 1, 1902.

All applications must be in writing and should be presented on
forms which will be furnished by the Exposition Company.

ART. 5. No charge will be made for space allotted for buildings
or exhibits of foreign governments. Allotments of space to
exhibitors from countries whose governments have appointed
commissioners to the exposition will be made by or through such
commissioners.

ART. 6. No exhibit shall be removed in whole or in part until
the close of the exposition.

Immediately after the close of the exposition exhibitors shall
remove their effects and complete such removal before January 1,
1904.

ART. 7. Exhibits from foreign countries will be admitted free of
customs duties, as provided in the law and the regulations of
the Treasury Department.