E. Cobham Brewer 1810–1897. Dictionary of Phrase and Fable. 1898.
Judges’ Robes.
In the criminal courts, where the judges represent the sovereign, they appear in full court dress, and wear a scarlet robe; but in Nisi Prius Courts the judge sits merely to balance the law between civilians, and therefore appears in his judicial undress, or violet gown.
