Web Developers Notes

Events on 21 April

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Events on 21 April

Events

Birthdays

Michael Turner [1971]
American comic book artist
Paul Karrer [1889]
Nobel laureate for his research on vitamins
Hannibal Goodwin [1822]
Inventor of the celluloid photographic film

Death Anniversaries

Shakuntala Devi [2013]
Indian mathematician affectionately known as the human computer.
Johann Friedrich Pfaff [1825]
Greatest German mathematician of the last century

All Events from January to December

January

February

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March

April

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May

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July

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October

November

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December