Today, we take Airborne to cure the common cold. In the 1930s, we turned to radium for its restorative properties. Here are some nice photos from the Oak Ridge Associated Universities Collection:
Interior View - Standard Radium Emanatorium; patients being treated.
Standard Radium Emanator, Office Style for treating one person.
For more fascinating and historical images, see the Standard Chemical Company Photo Album (ca. 1915-1920)