| 子 | 孫 | |
Throston Peter   Eng CH Dunscar Draftman x Invincible Diana |
Throston Son O' Peter Throston Peter x Lolita (uk) |
Englands Dunscar Lassie   Throston Son O' Peter x Throston Duchess (uk-can) Throston Son O' Peter x Throston Duchess (uk-can) |
| Handlys Imported Queen (uk-can) Throston Son O' Peter x Throston Duchess (uk-can) Throston Son O' Peter x Throston Duchess (uk-can) |
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| Miss Betsy (uk-can) Throston Son O' Peter x Throston Duchess (uk-can) Throston Son O' Peter x Throston Duchess (uk-can) |
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Vermont Queen (uk-can)  Throston Son O' Peter x Throston Duchess (uk-can) Throston Son O' Peter x Throston Duchess (uk-can) |