John Donaldson (baseball)
E965784
UNEXPLORED
John Donaldson (baseball) was an early 20th-century African American pitcher renowned in Negro league and semi-professional baseball for his exceptional talent and extensive documented strikeout records.
All labels observed (1)
| Label | Occurrences |
|---|---|
| John Donaldson (baseball) canonical | 1 |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.