| breed | Thoroughbred |
| color / sex / birth date | d.-bay c ., 1961 |
| breeder | |
| Sire line | Nasrullah |
| Dam line | Maid of Masham |
| Owner |
|
Bold Ruler
(USA)
USA br., 1954 |
Nasrullah
(GB)
bay, 1940 |
Nearco
(ITY)
br., 1935 |
|
Mumtaz Begum
(FR)
bay, 1932 |
||
|
Miss Disco
(USA)
bay, 1944 |
Discovery
(USA)
chestnut, 1931 |
|
|
Outdone
(USA)
bay, 1936 |
||
|
Pocket Edition
(USA)
USA br., 1944 |
Roman
(USA)
bay, 1937 |
Sir Gallahad III
(FR)
bay, 1920 |
|
Buckup
1928 |
||
|
Never Again
(FR)
bay, 1934 |
Pharos
(GB)
bay, 1920 |
|
|
Confidence
(FR)
bay, 1928 |