Heydey (US)
| Year of Birth | |
| Sex | mare |
| Colour | ? |
| Sire | Copperhead (US) |
| Dam | Kentucky Boy Mare (US) |
| Damsire | Kentucky Boy (USA) |
| Breeder | |
| Birthplace |
Pedigree
|
Heydey
|
|||
|
|
|||
|
|
|
||
|
|
|||
|
|
|||
|
|
|||
|
|
|
||
|
|
Foals
| YoB | Name | Colour | Sex | Pedigree | Breeder | Birthplace |
|---|---|---|---|---|---|---|
| 1893 | Derby Lass (US) | black | mare | Charles Derby (US) - Heydey (US) | Charles Boyd |