| Fils et filles | Petits fils et petites filles | |
Happy Idea   Mayos Duke x Harley Bess (usa) |
Lady Ann (usa 1924) Prince Moston x Happy Idea |
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| Lady May Wil Prince Moston x Happy Idea |
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| Lady Moston I I Prince Moston x Happy Idea |
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Moston Happy Boy  Prince Moston x Happy Idea |