WHEN WAS BORN JULIUS RICHARD PETRI
Find out when was born Julius Richard Petri.
German microbiologist, invented the Petri dish Julius Richard Petri was born 31. May 1852. (died 1921)
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WHAT HAPPENED IN THE FIRST HALF OF THE 7. CENTURY Find out what all happened in the first half of the 7. century
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WHO IS BORN ON MAY 31. Find out who all was born on May 31.
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WHO IS ALL DIED IN 9. CENTURY Find out who all is died in 9. century
WHAT ALL HAPPENED 153 BC Find out what all happened 153 BC