| Sons | Grand-sons | |
Dunwell Major   Pleasant Bertie x Dunwell Dilla |
Nulli Secundi Madcap  Dunwell Major x Hefty Madcap |
Tytherington Jewel Boltonia Bulwarkson x Nulli Secundi Madcap Boltonia Bulwarkson x Nulli Secundi Madcap |
| Tytherington Lady Boltonia Bulwarkson x Nulli Secundi Madcap Boltonia Bulwarkson x Nulli Secundi Madcap |