Key Date Coins
Half Cents- 1793, 1796, 1797 Gripped Edge, 1802/0, 1805 Small 5, 1831, 1840 through 1848, 1849 Small Date, and 1852.
Cents- 1793, 1794 Head of 1793, 1794 Stars, 1795 Jefferson, 1799, 1799/8, 1803 LD-SF, 1804, 1807/6 Small 7, 1856 FE, 1877, 1888/8(commonly mistaken as 1888/7- Snow-2), 1888/7 True Overdate(Snow-1), 1909-S, 1909-S VDB, 1914-D, 1922 No D, 1931-S, 1943 P, D- Unique, and S Copper, 1944 P, D, and S Zinc, 1955 DD, 1969-S DD, 1970-S DD and SD, 1972 DD, and 1974 Aluminum.
2 Cents- 1864 SM, 1867 DD, 1872, and 1873.
3 Cents- Silver- 1863 through 1873. Nickel- 1877, 1878, 1882 through 1887, and 1889.
5 Cents- 1794 through 1797, 1839-O Large O, 1846, 1853-O NA, 1863, 1864, 1865, 1866 HD, 1867 HD, 1870-S HD- Unique, 1877 through 1881, 1883/2, 1885, 1886, 1912-S, 1913 Liberty, 1913-D and S T2, 1914/3, 1914-D, 1916 DD, 1918/7-D, 1936-D- 3 1/2 Legs, 1937-D- 3 Legs, 1939 DM, 1942-D/D, 1943/2, 1946-D/D, and 1949-D/S.
10 Cents- 1796 through 1807, 1822, 1829 Curl 2, 1844, 1860-O, 1863, 1864, 1865, 1866, 1867, 1870-S, 1871-CC, 1872-CC, 1873-CC, 1874-CC, 1879, 1880, 1881, 1885-S, 1893/2, 1894-S, 1895-O, 1916-D, 1942/1, 1942/1-D, and 1982 No Mintmark
20 Cents- 1875, 1875-CC, 1876, 1876-CC, 1877, and 1878.
25 Cents- 1796, 1804, 1822 25/50c, 1823/2, 1824/2, 1827/3, 1840-O Large O, 1842 SD, 1842-O SD, 1849-O, 1851-O, 1852-O, 1853/3, 1854 Huge O, 1860-S, 1864-S, 1865-S, 1866 NM-Unique, 1866 WM, 1866-S, 1867, 1867-S, 1869, 1870-CC, 1871-CC, 1871-S, 1872-CC, 1872-S, 1873 Closed 3, 1873-CC, 1879 through 1887, 1888, 1889, 1891-O, 1896-S, 1901-S, 1913-S, 1916, and 1918/7-S.
50 Cents- 1794, 1795 Recut Date, 1795 3 leaves, 1796, 1797, 1815/2, 1836 50/00, 1836 RE, 1838-O, 1839-O, 1842-O SD, 1846/6, 1850, 1851, 1852, 1852-O, 1853-O NA, 1855-S, 1866-S, 1870-CC, 1871-CC, 1872-CC, 1873-CC, 1873-S NA- Unknown, 1874-S, 1874-CC, 1878-CC, 1879 through 1890, 1892-O, 1892-S, 1893-S, 1896-S, 1897-O, 1897-S, 1916-S, 1921, 1921-D, and 1938-D.
1 dollar- 1794, 1804 restrike, 1838, 1839, 1851, 1852, 1858, 1870-S, 1873-S Seated- Unknown, 1878 Trade, 1879 through 1885 Trade, 1884-S in high grades, 1886-O in MS65+, 1889-CC, 1892-S in high grades, 1893-O in high grades, 1893-S, 1894, 1895, 1897-O in high grades, 1928, and 1964-D Unknown.
