| 馬名 | 性別 | 父 | 母 | 生年 |
|---|---|---|---|---|
| Revaluation | 牡 | Quadrangle | Titania | 1974 |
| April First | 牝 | Quadrangle | The First Day | 1975 |
| Quadratic | 牡 | Quadrangle | Smartaire | 1975 |
| Ashton Hill | 牡 | Quadrangle | Hard-a-Lee | 1975 |
| Lady Quad Windsor | 牝 | Quadrangle | Dame Windsor | 1975 |
| Christopher Wren | 騸 | Quadrangle | Green Glade | 1975 |
| Collegiate Style | 牝 | Quadrangle | Mousseux | 1975 |
| Royal Prisoner | 牝 | Quadrangle | Jungle Duchess | 1975 |
| Old Time Rangler | 牡 | Quadrangle | Winter Memory | 1976 |
| Two by Two | 牝 | Quadrangle | Running Eagle | 1976 |
| Quadrali | 牝 | Quadrangle | Jerali | 1976 |
| Change Stations | 牡 | Quadrangle | Put On T. V. | 1976 |
| Loveliness | 牝 | Quadrangle | Tom's Lovely | 1976 |
| Quadrangles Plum | 牝 | Quadrangle | Miss Plumage | 1976 |
| Quad's Double | 牡 | Quadrangle | Traffic Note | 1976 |
| Greenwood Tree | 牡 | Quadrangle | Green Glade | 1976 |
| Magic Square | 牝 | Quadrangle | Key to The Heart | 1976 |
| Heaven Knows | 牝 | Quadrangle | Miss Tusculum | 1977 |
| Triangle d'Or | 牡 | Quadrangle | Fight On | 1977 |
| Bejilla | 牡 | Quadrangle | Dancing Angela | 1977 |