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| Given Name: | William Riley |
| Birth Date: | 1881-4-4 |
| Birth City: | Pittsburgh |
| Birth Country: | |
| Height: | 71 cm |
| Weight: | 160 kg |
| Bats: | Left |
| Throws: | Left |
| Age: | 77(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 Chicago Chi-Feds | 0.040 | 1 | 25 | 0 | 1 | 1B | 0 | 1 | 0 | |||||
| 1914 Chicago Chi-Feds | 0.040 | 1 | 25 | 0 | 1 | OF | 1 | 1 | 1 | |||||
| 1915 Chicago Whales | 0.163 | 16 | 98 | 1 | 12 | 1B | 5 | 10 | 17 | |||||
| 1915 Chicago Whales | 0.163 | 16 | 98 | 1 | 12 | OF | 0 | 0 | 0 |