Norman Blanchard Sr./Ben Seaborn
Yacht designer
Models
1
Years active
1934–1948
Length overall
6.1–6.1 m
(20–20 ft)
Hull types
1 mono
Models
| Model | Years | LOA | Hull | Builder |
|---|---|---|---|---|
| BLANCHARD KNOCKABOUT JR. | 1934–1948 | 6.10 m | Monohull | Blanchard Boatworks |
Builders of boats by Norman Blanchard Sr./Ben Seaborn
Last updated 30 December 2025