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| Given Name: | John Jonas |
| Birth Date: | 1882-1-17 |
| Birth City: | Dellroy |
| Birth Country: | |
| Height: | 70 cm |
| Weight: | 190 kg |
| Bats: | Switch |
| Throws: | Right |
| Age: | 54(Deceased) |
| Teams and Years | Batting Average | Hits | At Bats | Home Runs | Runs Batted In | Wins | Losses | Games Pitched In | Strikeouts | Shutouts | Position | Errors | Double Plays | Assists |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1914 Baltimore Terrapins | 0.265 | 9 | 34 | 0 | 1 | 1B | 0 | 0 | 0 | |||||
| 1914 Baltimore Terrapins | 0.265 | 9 | 34 | 0 | 1 | C | 2 | 0 | 14 | |||||
| 1914 Pittsburgh Rebels | 0.239 | 17 | 71 | 1 | 7 | C | 3 | 2 | 29 | |||||
| 1915 Baltimore Terrapins | 0.333 | 2 | 6 | 0 | 0 | 1B | 0 | 0 | 0 | |||||
| 1915 Baltimore Terrapins | 0.333 | 2 | 6 | 0 | 0 | C | 0 | 0 | 1 |