13 December is the 347th day of the year (348th in leap years). There are 18 days remaining until the end of the year.
- 1926: The Circus Arcanus, a travelling freak show, stages the final show of its visit to New York.
- 1992: Hermione Granger continues brewing Polyjuice Potion in Moaning Myrtle's Bathroom. 
Notes and references
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