| breed | Thoroughbred |
| color / sex / birth date | grey f ., 1938 |
| breeder | USA |
| Sire line | Le Sancy |
| Dam line | Sedbury Royal Mare |
| foaling reference | Ам. |
| Owner | USA |
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Royal Minstrel
(GB)
Great Britain grey, 1925 |
Tetratema
(GB)
grey, 1917 |
The Tetrarch
grey, 1911 |
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Scotch Gift
(GB)
bay, 1907 |
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Harpsichord
(IRE)
d.-bay, 1918 |
Louvois
(GB)
bay, 1910 |
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Golden Harp
(IRE)
chestnut, 1914 |
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Rockabye Babe
(USA)
USA bay, 1934 |
Supremus
(USA)
bay, 1922 |
Ultimus
(USA)
chestnut, 1906 |
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Helen's Babe
(USA)
bay, 1923 |
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Helen Barbee
(USA)
chestnut, 1908 |