Baseball Beginnings

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Across
  1. 2. civil war veteran/creator?
  2. 4. game played by children with a ball
  3. 5. ball sport played with a diamond-shaped field
  4. 7. first African-American to play baseball
Down
  1. 1. 2 teams play to determine which is best in the league
  2. 3. first world series winner
  3. 6. game similar to baseball