1893 United States - World's Columbian Exposition, Chicago, Illinois (Type II - Small Letters Obverse) Obverse: U. S. GOVT. BUILDING / WIDTH 351 FT. / LENGTH 421 FT / AREA 3.3 ACRES -- Main exhibition building with legend above and ribboned building specifications below. // Reverse: TREASURY DEPARTMENT / UNITED STATES MINT EXHIBIT / WORLD'S COLUMBIAN EXPOSITION CHICAGO 1893 -- Five line legend surrounded by legend. Brass, About Uncirculated, 37.71 mm, 23.8 g, Edge: Plain, smooth, no mint marks., Small lettering! HK-155