Add to ORKGPhotograph used for a newspaper owned by the Oklahoma Publishing Company. Caption: "PITTSBURGH, April 18 Tireless Dr. Jonas E. Salk, ever the inquiring scientist, said Monday he wants to keep working on his proven anti-polio vacine to make it as nearly perfect as possible.
Photograph used for a newspaper owned by the Oklahoma Publishing Company. Caption: "One sshot immuni...
Photograph used for a newspaper owned by the Oklahoma Publishing Company. Caption: "This is an undat...
Photograph used for a newspaper owned by the Oklahoma Publishing Company. Caption: "Discoverer of va...
Photograph used for a newspaper owned by the Oklahoma Publishing Company. Caption: "PITTSBURGH Dr. J...
Photograph used for a newspaper owned by the Oklahoma Publishing Company. Caption: "Dr. Jonas Salk P...
Photograph used for a newspaper owned by the Oklahoma Publishing Company. Caption: "Dr. Jonas Salk S...
Photograph used for a newspaper owned by the Oklahoma Publishing Company. Caption: "Dr. Jonas E. Sal...
Photograph used for a newspaper owned by the Oklahoma Publishing Company. Caption: "Dr. Jonas Salk, ...
Photograph used for a newspaper owned by the Oklahoma Publishing Company. Caption: "PERFECTION of an...
Photograph used for a newspaper owned by the Oklahoma Publishing Company. Caption: "Dr. Jonas E. Sal...
Photograph used for a newspaper owned by the Oklahoma Publishing Company. Caption: "NEW GOAL for Dr....
Photograph used for a newspaper owned by the Oklahoma Publishing Company. Caption: "Dr. Thomas Franc...
Photograph used for a newspaper owned by the Oklahoma Publishing Company. Caption: "Dr. Jonas E. Sal...
Photograph used for a newspaper owned by the Oklahoma Publishing Company. Caption: "Dr. Jonas Salk a...
Photograph used for a newspaper owned by the Oklahoma Publishing Company. Caption: "Dr. Jonas E. Sal...
Photograph used for a newspaper owned by the Oklahoma Publishing Company. Caption: "One sshot immuni...
Photograph used for a newspaper owned by the Oklahoma Publishing Company. Caption: "This is an undat...
Photograph used for a newspaper owned by the Oklahoma Publishing Company. Caption: "Discoverer of va...
Photograph used for a newspaper owned by the Oklahoma Publishing Company. Caption: "PITTSBURGH Dr. J...
Photograph used for a newspaper owned by the Oklahoma Publishing Company. Caption: "Dr. Jonas Salk P...
Photograph used for a newspaper owned by the Oklahoma Publishing Company. Caption: "Dr. Jonas Salk S...
Photograph used for a newspaper owned by the Oklahoma Publishing Company. Caption: "Dr. Jonas E. Sal...
Photograph used for a newspaper owned by the Oklahoma Publishing Company. Caption: "Dr. Jonas Salk, ...
Photograph used for a newspaper owned by the Oklahoma Publishing Company. Caption: "PERFECTION of an...
Photograph used for a newspaper owned by the Oklahoma Publishing Company. Caption: "Dr. Jonas E. Sal...
Photograph used for a newspaper owned by the Oklahoma Publishing Company. Caption: "NEW GOAL for Dr....
Photograph used for a newspaper owned by the Oklahoma Publishing Company. Caption: "Dr. Thomas Franc...
Photograph used for a newspaper owned by the Oklahoma Publishing Company. Caption: "Dr. Jonas E. Sal...
Photograph used for a newspaper owned by the Oklahoma Publishing Company. Caption: "Dr. Jonas Salk a...
Photograph used for a newspaper owned by the Oklahoma Publishing Company. Caption: "Dr. Jonas E. Sal...
Photograph used for a newspaper owned by the Oklahoma Publishing Company. Caption: "One sshot immuni...
Photograph used for a newspaper owned by the Oklahoma Publishing Company. Caption: "This is an undat...
Photograph used for a newspaper owned by the Oklahoma Publishing Company. Caption: "Discoverer of va...