Crossword puzzle clue "first game of rubber"

First game of rubber.

Schoolyard game played with a small rubber ball

Score before a rubber game, perhaps

Possible score before a rubber game

Developer of the first air-pumped rubber ball

First name of the Cardinal who made a "mad dash" from first to home in the bottom of the eighth inning of Game 7 of the 1946 World Series

First word across in the first-ever crossword (1913) and the first of a dozen appearances of the word in this puzzle's grid, written word search-style (left, right, down, and diagonally) ... Can you f

Rubber