Dewey Decimal System Day

About Dewey Decimal System Day

The Dewey Decimal Classification, colloquially the Dewey Decimal System, is a proprietary library classification system first published in the United States by Melvil Dewey in 1876.

It is observed on the birthday of Melvil Dewey, who was born on December 10th 1851.

30Jun

National Meteor Watch Day

• Science
• USA

Meteor showers are some of the best light shows that the solar system puts on for us.

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17Jul

National Yellow Pig Day

• Science
• USA

Yellow Pig Day originated in the 1960s when two math students from Princeton spent a long time analysing the number 17.

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20Jul

National Moon Day 🌕

• Science
• USA

Find out the dates, history and traditions of National Moon Day.

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11Oct

National Fossil Day

• Science
• USA

A celebration organized by the National Park Service to promote public awareness and stewardship of fossils.

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Human Rights Day 

• Human Rights
• International

Find out the dates, history and traditions of Human Rights Day 

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Nobel Prize Day

• Science
• USA

On 27 November 1895, Alfred Nobel signed his will, giving the largest share of his fortune to a series of prizes in Physics, Chemistry, Physiology or Medicine, Literature and Peace – the Nobel Prizes.

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World Choral Day

• Arts
• USA

Find out the dates, history and traditions of World Choral Day

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Worldwide Candle Lighting Day

• Action
• USA

Find out the dates, history and traditions of Worldwide Candle Lighting Day

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