Dr. Jonas Salk on TV, 1955 (X)

Dr. Jonas Salk on TV, 1955 (X)

Diabetic’s Daily Self-Injection © Jean Mohr  (X)

Diabetic’s Daily Self-Injection © Jean Mohr  (X)

Blood donor for a brother with Polio, North Carolina, 1944 © Alfred Eisenstaedt / LIFE (X)

Blood donor for a brother with Polio, North Carolina, 1944 © Alfred Eisenstaedt / LIFE (X)

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