| breed | Thoroughbred |
| color / sex / birth date | bay f ., 1960 |
| breeder | USA |
| Sire line | Prince Rose |
| Dam line | Maid of Masham |
| foaling reference | Ам. |
| Owner | USA |
|
Princequillo
(IRE)
Ireland bay, 1940 |
Prince Rose
(GB)
bay, 1928 |
Rose Prince
(FR)
bay, 1919 |
|
Indolence
1920 |
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|
Cosquilla
(GB)
bay, 1933 |
Papyrus
(IRE)
br., 1920 |
|
|
Quick Thought
|
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|
Flight Bird
(USA)
USA bay, 1953 |
Count Fleet
(USA)
br., 1940 |
Reigh Count
(USA)
chestnut, 1925 |
|
Quickly
|
||
|
Pocket Edition
(USA)
br., 1944 |
Roman
(USA)
bay, 1937 |
|
|
Never Again
(FR)
bay, 1934 |