| Thomas
Sully and Christian Gobrecht Seated Design No Stars 1837 - 1838 |
| Christian
Gobrecht's Design with Stars 1838 - 1840 |
| Robert Ball Hughes and
Christian Gorbrecht Design Extra Drapery 1840 - 1853 |
| Arrows
added at date 1853 -
1855 |
| Arrows
omitted 1856 -
1859 |
| Anthony Paquet's Modified
Design 1859 - 1860 |
| Thomas
Longacre's Cereal
Wreath Design 1860 - 1873 |
| References: |
| Russell J Logan and John W
McCloskey -- Federal Half Dimes 1792 - 1837, published 1998 |
| Walter Breen -- United States
Half Dimes: A Subblement, published 1958 |
| David W Valentine -- The United
States Half Dimes, published 1975 ( with additional material by Kamal M Ahwash, Walter Breen, David J Davis, Will W Neil and Harold P Newlin ) |
| Al Blythe -- The Complete Guide
to Liberty Seated Half Dimes, published 1992 |
| Walter Breen's Complete Encyclopedia of U.S. and Colonial Coins, published 1988 |