• Heavy Machine Shop

    Thomas Edison

    National Historical Park New Jersey

Theo Wangemann's phonograph


Did You Know?


In order to compete with his competitor, Edison created the Long Playing Disc. A 10 inch LP was able to play 24 minutes of music and the 12 inch LP was able to play 40 minutes of music. This record had a larger amount of play time compared to the 5 minute Victorian records.