| Ejemplar | Hijos | Nietos |
Throston Duchess (uk-can)   Kingsmoor Colonel x Stonesbreak Mona |
Ambler Wins Best Doctor I I (can) x Throston Duchess (uk-can) |
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| Englands Dunscar Lassie Throston Son O' Peter x Throston Duchess (uk-can) |
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| Handlys Imported Queen (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) |
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| Throston Lady Doctor I I (can) x Throston Duchess (uk-can) |
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| Throston Lady Sally Doctor I I (can) x Throston Duchess (uk-can) |
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Throston Rex  Doctor I I (can) x Throston Duchess (uk-can) |
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Vermont Queen (uk-can)  Throston Son O' Peter x Throston Duchess (uk-can) |