| Name | Prosper (AH) |
| YoB | 1904 |
| Sex | horse |
| Colour | bay |
| Sire | Prometheus (US), 1889 |
| Dam | Krasa (RU), 1895 |
| Damsire | ? |
| Breeder | Leopold Schmid |
| Birthplace | Rohrau, Bez. Bruck a. d. Leitha, Nieder-Österreich (Rohrau, Niederösterreich) |
| Prosper (AH), 1904 | Prometheus (US), 1889 | Chimes (US), 1884 | Electioneer (US), 1868 |
| Beautiful Bells (US), 1872 | |||
| Guenn (US), 1885 | Mambrino King (US), 1872 | ||
| Favorite (US), 1879 | |||
| Krasa (RU), 1895 | ? | ? | |
| ? | |||
| ? | ? | ||
| ? |