| Sons | Grand-sons | |
Sport Speedy   Boston Imp (uk-usa) x Princess Ruby (usa) |
Caldwell Trilby  Sport Speedy x Madam Lady Bell |
|
| Jack Speedy Sport Speedy x Madam Lady Bell |
||
| Old Nick (usa) Sport Speedy x Madam Lady Bell |
||
| Rose I V (usa) Sport Speedy x Madam Lady Bell |