US Coins, Tokens & Medals,UNITED STATES:[1904], brass medal, H&K-317, NGC graded MS61, "So-Called Dollar", Louisiana Purchase Exposition, WORLDS FAIR ST. LOUIS above gardens and edifice, CASCADE GARDENS below , WORLDS FAIR ST. LOUIS above ediface, PALACE OF LIBERAL ARTS / 525 BY 750 FEET / COST $475,000 below, RR.