| breed | Thoroughbred |
| color / sex / birth date | br. f ., 1962 |
| breeder | USA |
| Sire line | Nearco |
| Dam line | Polly Agnes |
| foaling reference | Ам. |
| Owner |
|
Amerigo
(GB)
Great Britain chestnut, 1955 |
Nearco
(ITY)
br., 1935 |
Pharos
(GB)
bay, 1920 |
|
Nogara
(ITY)
bay, 1928 |
||
|
Sanlinea
(GB)
chestnut, 1947 |
Precipitation
(GB)
chestnut, 1933 |
|
|
Sun Helmet
(GB)
bay, 1940 |
||
|
Circus Ring
(USA)
USA br., 1941 |
Bull Dog
(FR)
d.-bay, 1927 |
Teddy
(FR)
bay, 1913 |
|
Plucky Liege
(GB)
bay, 1912 |
||
|
Arena
(USA)
bay, 1926 |
St. James
(USA)
bay, 1921 |
|
|
Oval
(USA)
chestnut, 1921 |