| breed | Thoroughbred |
| color / sex / birth date | chestnut f ., 1977 |
| breeder | USA |
| Sire line | Eclipse |
| Dam line | Alexander mare |
| foaling reference | Ам. |
| Owner | USA |
|
Head of the River
(USA)
USA chestnut, 1969 |
Crewman
(USA)
chestnut, 1960 |
Sailor
(USA)
chestnut, 1952 |
|
Twelve O'Clock
|
||
|
First Feather
(USA)
chestnut, 1963 |
First Landing
(USA)
bay, 1956 |
|
|
Quill
chestnut, 1956 |
||
|
Sound of Success
(USA)
USA chestnut, 1969 |
Successor
(USA)
bay, 1964 |
Bold Ruler
(USA)
br., 1954 |
|
Misty Morn
(USA)
bay, 1952 |
||
|
Belle Musique
(USA)
bay, 1963 |
Tudor Minstrel
(GB)
br., 1944 |
|
|
Bellesoeur
(USA)
bay, 1945 |