Margin (US)
| Year of Birth | 1877 |
| Sex | horse |
| Colour | ? |
| Sire | Governor Sprague (US) |
| Dam | |
| Damsire | |
| Breeder | |
| Birthplace |
Pedigree
| Margin | Governor Sprague (US) | Rhode Island (US) | Whitehall (US) |
Foals
| YoB | Name | Colour | Sex | Pedigree | Breeder | Birthplace |
|---|---|---|---|---|---|---|
| 1887 | Madge (US) | bay | mare | Margin (US) - Annie C. (US) | George B. Hayes | |
| 1888 | Nadine (US) | mare | Margin (US) - Belle Monroe (US) |