Obverse and reverse do not match up for year 1838. No mention of this on card. ob. Bust of Liberty, 1838 rev. Eagle, E. Pluribus Unum, United ... , 50 C. around edge: Fifty Cents or Half a Dollar Starting in 1836 the reverse reads 50 CENTS, not 50 C. and the edge is reeded not lettered.
Gift of the Boston Numismatic Society
U.S. Federal Issue, dated 1838, possibly modified 1836