| Name | Street | Town | State | From | To |
|---|---|---|---|---|---|
| Knapp William R. | 50 1/2 Houston h. 18 Avenue D | New York | New York | 1841 | |
| Knapp William R. | 50 1/2 Houston h. 55 Houston | New York | New York | 1842 | |
| Knapp William R. | 302 Rivington street | New York | New York | 1844 | 1845 |
| Patent | Date | Remarks |
|---|---|---|
| Contract | for |
|---|---|
| Product |
|---|
|
Gunsmith, see New York City Directory for 1841, 1842, 1844-1845. |
