The outfield shall be the area between two foul lines formed by extending two sides of the square from home plate. The distance from home base to the nearest fence, stand or other obstruction on fair territory shall be 250 feet or more. A distance of 320 feet or more along the foul lines, and 400 feet or more to center field is preferable. The infield shall be graded so that the base lines and home plate are level. The pitcher's plate shall be 10 inches above the level of home plate and 60 feet 6 inches from home plate. The degree of slope from a point 6 inches in front of the pitcher's plate to a point 6 feet toward home plate shall be 1 inch to 1 foot, and such degree of slope shall be uniform. The infield and outfield, including the boundary lines, are fair territory and all other area is foul territory. The ball is a sphere formed by yarn wound around a small core of cork, rubber or similar material, covered with two stripes of white horsehide or cowhide, tightly stitched together. It weighs 5 1/4 ounces avoirdupois and is 9 1/4 inches in circumference. The bat is a smooth round stick not more than 2 3/4 inches in diameter at the thickest part and not more than 42 inches in length. The most common length used is 35 inches. Each fielder may use or wear a leather glove. A FIELDER is any defensive player. The objective of each team is to win by scoring more runs than the opponent”(The Basic Rules of