WAMU 88.5 - American University Radio | The Mind Is Our Medium
Now Playing

In The Heat Of The Foundry, Steinway Piano 'Hearts' Are Made

Steinway & Sons has made all of its cast-iron plates at the O.S. Kelly Foundry in Springfield, Ohio, since 1938. The plate tightly holds the steel wire strings that make the vibrations that become music. Just two men create and pour the molten mixture that cools into the cast-iron heart of a piano.