Keystone IIの産駒一覧
| 馬名 | 父 | 母 | 生年 | ファミリー |
|---|
| Hemlock | Spearmint | Keystone II | 1913 | f2u |
| Trestle | Swynford | Keystone II | 1915 | f2u |
| Keysoe | Swynford | Keystone II | 1916 | f2u |
| Archaic | Polymelus | Keystone II | 1917 | f2u |
| Phalange | Phalaris | Keystone II | 1921 | f2u |
| Bythorne | Swynford | Keystone II | 1924 | f2u |