| Name | Street | Town | State | From | To |
|---|---|---|---|---|---|
| Tonks, Alfred |   | Boston | Massachusetts | 1850s |   |
| Tonks, Alfred |   | Malden, Middlesex county | Massachusetts | 1857 | 1889 |
| Patent | Date | Remarks |
|---|---|---|
| 16,411 | January 31,1857 | Improvement in Locks of Fire-Arms Patent drawing Specification |
| 410,235 | January 31,1857 | Fire-Arms, Daniel A. Draper and Alfred Tonks patent Patent drawing Specification Specification 2nd page Specification 3rd page |
| Contract | for |
|---|---|
|   |   |
| Product |
|---|
| The Tonks revolver is one of the simplest self-cocking revolvers patented in the percussion era. It contains but five working parts, only sixteen parts in all, with no cylinder stop. Fewer than 25 were made. |