| breed | Thoroughbred |
| color / sex / birth date | bay f ., 1940 |
| breeder | Great Britain |
| Sire line | Eclipse |
| Dam line | Hyacinthus mare |
| foaling reference | Ан |
| Owner | USA |
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Sir Cosmo
(IRE)
Ireland br., 1926 |
The Boss
chestnut, 1910 |
Orby
(GB)
chestnut, 1904 |
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Ayn Hali
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Desmond
(GB)
br., 1896 |
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Feola
(GB)
Great Britain br., 1933 |
Friar Marcus
(GB)
bay, 1912 |
Cicero
(GB)
chestnut, 1902 |
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Prim Nun
(GB)
br., 1906 |
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Aloe
(GB)
bay, 1926 |
Son-in-Law
(GB)
br., 1911 |
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Alope
(GB)
chestnut, 1909 |