Origins-pregame-game name play ball
From SABR Encyclopedia
A list of all pages that have property "Origins-pregame-game name" with value "play ball"- Early baseball in Massachusetts/Predecessor Game 30 +
- Early baseball in Massachusetts/Predecessor Game 35 +
- Early baseball in Massachusetts/Predecessor Game 42 +
- Early baseball in Massachusetts/Predecessor Game 43 +
- Early baseball in Massachusetts/Predecessor Game 44 +