| 子 | 孫 | |
Belles Boy   Deer Park King x British Belle |
Dulcinea (166955)  Belles Boy x Boulder Dulcinia |
Belendin (usa) King George V I (165544) x Dulcinea (166955) King George V I (165544) x Dulcinea (166955) |
| Buddy (usa) King George V I (165544) x Dulcinea (166955) King George V I (165544) x Dulcinea (166955) |
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| Connors Delight Boulder Billy Boy x Dulcinea (166955) Boulder Billy Boy x Dulcinea (166955) |
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| Peggy V Boulder Billy Boy x Dulcinea (166955) Boulder Billy Boy x Dulcinea (166955) |
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| Queenie ( Stahlman) Boulder Billy Boy x Dulcinea (166955) Boulder Billy Boy x Dulcinea (166955) |
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| Spring Maid (220327) King George V I (165544) x Dulcinea (166955) King George V I (165544) x Dulcinea (166955) |
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| Whitey I I Boulder Billy Boy x Dulcinea (166955) Boulder Billy Boy x Dulcinea (166955) |