US Coins, Tokens & Medals,UNITED STATES:1904, nickel medal, H&K-323, NGC graded MS65, "So-Called Dollar", Louisiana Purchase Exposition, MALLEABLE NICKEL FIRST PRODUCED IN 1865 BY. / JOSEPH WHARTON Sc. D., L.L.D. around bust of same , AMERICAN MALLEABLE NICKEL at top, INTERNATIONAL / NICKEL COMPANY / 1904 at center, ST. LOUIS EXPOSITION below, R.