| Name: | UNNAMED |
| Type: | Caisson |
| Launched | n/a |
| Completed: | 1880 |
| Builder: | J Wigham Richardson & Co |
| Yard: | Neptune Yard, Low Walker |
| Yard Number: | 119 |
| Dimensions: | |
| Engines: | None |
| Engines by: | n/a |
| Propulsion: | None |
| Construction: | Iron |
| Reg Number: | n/a |
| History: | |
| 1880 | Quebec Harbour Commissioners, Quebec |
| No later history known | |
| Comments: |