This extremely tragic construction project produced more cases of silicosis, acute silicosis and death than any other tunneling project in U.S. history. Explore this very sad story and learn about its victims.
Meet the inventors of highway dividing lines from 1917.
One of the earliest textbooks in safety and health was authored by the Director of the American Museum of Safety, William H. Tolman, Ph.D.
Early cigarette collector cards promoted first aid treatment methods.