Portrait of jockey Albert Schlefke
| Title | Portrait of jockey Albert Schlefke |
| Year | 1917 |
| Technique | |
| Dimensions | |
| Signature | Pattern 3.2 |
| Sources |
Sport im Bild, 1917 #48 |
Portrait of jockey Albert Schlefke. Casberg depicted the winner of the races jockey Albert Schlefke. Who won 68 victories.
