| Ejemplar | Hijos | Nietos |
Big Mack Dreadnought   Ch. Int. Kippax Dreadnought x Hefty White Duchess |
Duchess Olive Oyle  Big Mack Dreadnought x Burk's Daisy Copper-queen |
Bayside's Duchess Lulu Am Ch Bayside Red Oak x Duchess Olive Oyle |
| Ejemplar | Hijos | Nietos |
| Big Mack Dreadnought Ch. Int. Kippax Dreadnought x Hefty White Duchess |
Duchess Olive Oyle Big Mack Dreadnought x Burk's Daisy Copper-queen |
Bayside's Duchess Lulu Am Ch Bayside Red Oak x Duchess Olive Oyle |