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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 |
| Junior | Walsh | James Gerald | 1919 | 3 | 7 | Newark | USA | 71 | 185 | 71 | R | R |
| Year | Team | AB | HR | RBI | BA |
|---|---|---|---|---|---|
| 1946 | Pittsburgh Pirates | 4 | 0 | 0 | 0.0000 |
| 1948 | Pittsburgh Pirates | 2 | 0 | 0 | 0.0000 |
| 1949 | Pittsburgh Pirates | 12 | 0 | 0 | 0.0000 |
| 1950 | Pittsburgh Pirates | 6 | 0 | 1 | 0.1667 |
| 1951 | Pittsburgh Pirates | 7 | 0 | 0 | 0.1429 |
| Year | Team | W | L | G | SHO |
|---|---|---|---|---|---|
| 1946 | Pittsburgh Pirates | 0 | 1 | 4 | 0 |
| 1948 | Pittsburgh Pirates | 1 | 0 | 2 | 0 |
| 1949 | Pittsburgh Pirates | 1 | 4 | 9 | 1 |
| 1950 | Pittsburgh Pirates | 1 | 1 | 38 | 0 |
| 1951 | Pittsburgh Pirates | 1 | 4 | 36 | 0 |