Scientist Peter Salk to speak, show film on polio vaccine at Ursinus College – The Times Herald
Biography of Jonas Salk: Inventor of the Polio Vaccine
History of polio vaccination
'Dr. Jonas Salk, Inventor of the New Polio Vaccine, in Serious Portrait' Premium Photographic Print - Alfred Eisenstaedt | Art.com
Polio Vaccine | History & Inventor - Video & Lesson Transcript | Study.com
Jonas Salk creates the first polio vaccine, 1955. Salk decided not to patent his polio vaccine so that it would be affordable for millions of people who couldn't afford it. In an
Famous American Inventors
Salon: How a vaccine developed by UC's Albert Sabin helped end polio in most of the world | University of Cincinnati
History of polio: Outbreaks and vaccine timeline
Dr. Jonas Salk Announces Polio Vaccine
Jonas Salk - Wikipedia
Inventor of the Polio Vaccine Dr. Jonas E. Salk Posing for a Picture' Premium Photographic Print - Al Fenn | Art.com
Remembering Jonas Salk, the scientist who discovered Polio Vaccine and gave it for free
Vaccines for polio, typhus, AIDS that Jonas Salk and other scientists tested on themselves - The Washington Post
The Pathologist - #onthisday in 1914, Jonas Salk - inventor of the polio vaccine - was born. | Facebook
Jonas Salk, M.D. | Academy of Achievement
Albert Sabin - Wikipedia
Jonas Salk | Biography, Facts, & Polio Vaccine | Britannica
1955 Dr. Jonas Salk, Polio Vaccine Inventor, Vintage 1 Photo, Live Virus in Lab | eBay
'Inventor of the Polio Vaccine Dr. Jonas E. Salk Posing for a Picture' Premium Photographic Print - Al Fenn | Art.com
Jonas Salk, M.D. | Academy of Achievement
vaccines | Center for Southeast North Carolina Archives and History
Polio Vaccine | History & Inventor - Video & Lesson Transcript | Study.com