Salk Produces Polio Vaccine, 1952

quick facts:

1. Jonas Salk was born in 1914 in New York City, New York
2. Polio affected hundreds of thousands of people worldwide before the vaccine
3. The vaccine's clinical success was made public in 1955
4. The number of polio cases worldwide is now approaching zero.

Jonas Salk on the cover of Wisdom Magazine

Salk in the Virus Research Lab at the University of Pittsburg

Salk administering the polio vaccine during its clinical trial

Newspaper headlines after the vaccine's release in 1955