E. Cobham Brewer 18101897. Dictionary of Phrase and Fable. 1898.
Januarius (St.).
A martyr in 305. Two vials of his blood are preserved in the cathedral at Naples, and every year on September 19 (the day of his martyrdom) the blood liquefies.
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Order of St. Januarius (patron saint of Naples), instituted in 1738 by Infante don Carlos.