Illingworth & Primrose is a design bureau/team.
| Tip ambarcaţiune | An Design | Categorie |
|---|---|---|
| Maica | 1960 | Sailboat |
| Super Maica | 1963 | Sailboat |
| Top Hat 25 Mk 0 | 1962 | Sailboat |
| Top Hat 25 Mk I | 1965 | Sailboat |
| Top Hat 25 Mk II | 1972 | Sailboat |
| Top Hat 25 Mk III | 1976 | Sailboat |