953 nut 64,073 #1 Posted yesterday at 12:02 PM February 23, 1954 First mass inoculation against polio with the Jonas Salk vaccine takes place at Arsenal Elementary School in Pittsburgh, Pennsylvania. 5 4 Share this post Link to post Share on other sites
pfrederi 19,868 #2 Posted 6 hours ago Most people now do not remember how scary polio was. Still remember the pictures of people in Iron lungs 1 Share this post Link to post Share on other sites
