Bowling consisted of mainly men, until “1917 that the Women's International Bowling Congress was born in St. Louis” (Falcioni).
How the bowling ball has changed from Egypt to 2015. Once tenpin started to grow rapidly on the east coast the bowling ball became the next big movement in bowling. When they started “Balls used to be primarily lignum vitae, a very hard wood. But in 1905, the first rubber ball, the "Evertrue" was introduced”. Hundreds of bowling ball companies are around today, but the first to make the scene was Brunswick in 1914. Lignum vitae wood was hard to make it into a perfect sphere, causing balls to not roll evenly while being played with. Once the Evertrue was introduced, the older Lignum ball was nonexistent. These balls dominated, until they came out with the polyester balls in the 1970s. Inventors wanted to keep one upping each other causing them to change to urethane balls in the 80s. The big difference between these types of balls were that the polyester (plastic) had no reactive surface like the urethane. The next focus came on the weight block in the 90s, these would change a balls center of gravity and