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Dewey Decimal System Day is an annual event, observed every year on December 10.
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When is Dewey Decimal System Day?
- Dewey Decimal System Day 2017 is observed on Sunday, December 10, 2017
- Dewey Decimal System Day 2018 is observed on Monday, December 10, 2018
- Dewey Decimal System Day 2019 is observed on Tuesday, December 10, 2019
- Dewey Decimal System Day 2020 is observed on Thursday, December 10, 2020
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Also you might like some interesting events observed in December
- National Noodle Ring Day: is an annual event, observed every year on December 11
- Festival of Unmentionable Thoughts: is an annual event, observed every year on December 12
- National 12-hour Fresh Breath Day: is an annual event, observed every year on December 12
- National Ambrosia Day: is an annual event, observed every year on December 12