C. William Lapworth/Calgan
Yacht designer
Models
2
Years active
1969–1970
Length overall
7.0–7.0 m
(23–23 ft)
Hull types
2 mono
Models
| Model | Years | LOA | Hull | Builder |
|---|---|---|---|---|
| CALGAN 23 | 1970 | 7.01 m | Monohull | Calgan Marine |
| CROWN 23 | 1969 | 7.01 m | Monohull | Calgan Marine |
Models per decade
1960s
1
1970s
1
Builders of boats by C. William Lapworth/Calgan
Last updated 30 December 2025