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| First Name | Last Name | Given Name | Birth Year | Birth Month | Birth Day | Birth City | Birth Country | Height | Weight | Age | Bats | Throws |
| Pat | Deasley | Thomas H. | 1857 | 11 | 17 | Philadelphia | USA | 68 | 154 | 85 | R | R |
| Year | Team | AB | HR | RBI | BA |
|---|---|---|---|---|---|
| 1881 | Boston Red Caps | 147 | 0 | 8 | 0.2381 |
| 1882 | Boston Red Caps | 264 | 0 | 29 | 0.2652 |
| 1883 | St. Louis Browns | 206 | 0 | 15 | 0.2573 |
| 1884 | St. Louis Browns | 254 | 0 | 0 | 0.2047 |
| 1885 | New York Giants | 207 | 0 | 24 | 0.2560 |
| 1886 | New York Giants | 143 | 0 | 17 | 0.2657 |
| 1887 | New York Giants | 118 | 0 | 23 | 0.3136 |
| 1888 | Washington Nationals | 127 | 0 | 4 | 0.1575 |
| Year | Team | W | L | G | SHO |
|---|---|---|---|---|---|
| 1881 | Boston Red Caps | 0 | 0 | 0 | 0 |
| 1882 | Boston Red Caps | 0 | 0 | 0 | 0 |
| 1883 | St. Louis Browns | 0 | 0 | 0 | 0 |
| 1884 | St. Louis Browns | 0 | 0 | 0 | 0 |
| 1885 | New York Giants | 0 | 0 | 0 | 0 |
| 1886 | New York Giants | 0 | 0 | 0 | 0 |
| 1887 | New York Giants | 0 | 0 | 0 | 0 |
| 1888 | Washington Nationals | 0 | 0 | 0 | 0 |
| Year | Team | POS | E | DP | A |
|---|---|---|---|---|---|
| 1881 | Boston Red Caps | 1B | 1 | 2 | 2 |
| 1881 | Boston Red Caps | C | 15 | 2 | 27 |
| 1881 | Boston Red Caps | OF | 1 | 1 | 1 |
| 1881 | Boston Red Caps | SS | 4 | 1 | 18 |
| 1882 | Boston Red Caps | C | 18 | 0 | 54 |
| 1882 | Boston Red Caps | OF | 6 | 1 | 1 |
| 1882 | Boston Red Caps | SS | 1 | 0 | 1 |
| 1883 | St. Louis Browns | C | 27 | 6 | 59 |
| 1883 | St. Louis Browns | OF | 0 | 0 | 0 |
| 1884 | St. Louis Browns | 1B | 0 | 0 | 0 |
| 1884 | St. Louis Browns | C | 48 | 3 | 120 |
| 1884 | St. Louis Browns | OF | 0 | 0 | 0 |
| 1885 | New York Giants | C | 25 | 4 | 80 |
| 1885 | New York Giants | OF | 0 | 0 | 0 |
| 1885 | New York Giants | SS | 0 | 0 | 1 |
| 1886 | New York Giants | C | 15 | 4 | 38 |
| 1886 | New York Giants | OF | 6 | 0 | 4 |
| 1887 | New York Giants | 3B | 6 | 0 | 6 |
| 1887 | New York Giants | C | 18 | 0 | 31 |
| 1887 | New York Giants | SS | 0 | 0 | 0 |
| 1888 | Washington Nationals | 2B | 0 | 0 | 2 |
| 1888 | Washington Nationals | C | 20 | 3 | 60 |
| 1888 | Washington Nationals | OF | 0 | 0 | 0 |
| 1888 | Washington Nationals | SS | 1 | 0 | 3 |