| Obverse description | Monstrous harpy with the features of Joseph Priestly, representing revolution, carrying a banner on which is a crown is deluged by drops of blood. Several offspring suckle at her breasts; one carries a scroll with an inscription; another has set off carrying a dagger and a burning brand |
| Obverse lettering | OUR FOOD IS SEDITION |
| Obverse script | Latin |
| Reverse description | A snake in the grass appears beneath an inscription, with the date of the Birmingham Revolution dinner to which it clearly refers |
| Reverse lettering | NOURISHED BY TORMENT JULY 14 1791 |
| Reverse script | Latin |
| Engraver | |
| Mintage | 1791 - - |
| Catalog ID | 4803544870 |
| Comments |