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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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1 янв 1954 г. - 1954: First polio vaccine passes testing on humans, contains penicillin
Добавлено на ленту времени:
Dorothy Crowfoot Hodgkin
By
Charles Slattery
20 ноя 2018
0
0
570
Дата:
1 янв 1954 г.
Сейчас
~ 71 г назад
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