Grandam of Bay York (US)
| Year of Birth | |
| Sex | mare |
| Colour | ? |
| Sire | Magnum Bonum (Hammond') (US) |
| Dam | ? |
| Damsire | ? |
| Breeder | |
| Birthplace |
Pedigree
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Grandam of Bay York
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Foals
| YoB | Name | Colour | Sex | Pedigree | Breeder | Birthplace |
|---|---|---|---|---|---|---|
| Dam of Bay York (US) | mare | Black Hawk (US) - Grandam of Bay York (US) |