| Figli | Nipoti | |
Colvestone Billy   Pleasant Bertie (uk) x Colvestone Minnie |
Alban Nellie  Colvestone Billy x Oakfield Kitty |
Alban Darkie (uk-can)  Dunloe Peter x Alban Nellie |
| Betty (uk Suddes) Colvestone Billy x Colvestone Gwennie |
Challenger Cracker (uk-can)   Ch Newington Prince Arthur (uk-usa) x Betty (uk Suddes) |
|
| Colony Colvestone Bertie (uk-usa) Colvestone Billy x Tollington Baroness |
Westbourne Mick Colony Colvestone Bertie (uk-usa) x Molly (uk 1919) |
|
| Kilburn Bing Boy (uk-usa) Colvestone Billy x Pleasant Dame |
||
| Kit O' Haggerston Colvestone Billy x Haggerston Tigress |
Anzac Of Warfleigh (uk-usa)  Haggerston Bunny x Kit O' Haggerston |
|
| Laughing Lassie Colvestone Billy x Haggerston Tigress |
Nulli Secundi Queenie Ch General Brunswick x Laughing Lassie |
|
| Laurel Pride Colvestone Billy x Hertfad Floss |
Laurel Duchess (uk-usa) Haggerston Bunny x Laurel Pride |
|
| Uncle Samīs Kitty Colvestone Billy x Mayville Kit |
Gee Cross Queen Shawside Marquis x Uncle Samīs Kitty |
|
| Sandfield Bobby Strathway Goytside Demand (uk-usa) x Uncle Samīs Kitty |