The History of Polio - Image Gallery / RogersPBFDR-1916clean-p51 -
RogersPBFDR-1916clean-p51.jpg
"Infantile Paralysis is Dangerous" Public health leaflet, New York City Department of Health, USA, 1916
(Naomi Rogers, Dirt and Disease: Polio Before FDR (New Brunswick, NJ: Rutgers University Press, 1990), p. 51)