OCR Text |
Show Baseball Manufacturers Show How It's Done ww- I i? , No, ;i .S l I s It ;J V - I i Even the manufacturing of baseballs calls for mass production. These pictures show the construction of balls used by the American and National leagues. Left: By machine the cushion center, rubber over cork, is wound with woolen yarn. Next comes a wool winding, then a fine cotton winding. Center: The horsehide cover is inspected, and (right) is sewed on by hand. The ball is examined for weight at each step, and undergoes close inspection during each stage. |