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| Given Name: | Leon Mark |
| Birth Date: | 1881-7-9 |
| Birth City: | Onalaska |
| Birth Country: | |
| Height: | 72 cm |
| Weight: | 0 kg |
| Bats: | Right |
| Throws: | Right |
| Age: | 69(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 Indianapolis Hoosiers | 0.223 | 23 | 103 | 1 | 15 | 1B | 7 | 14 | 19 |