Prianius was christened, and made a duke and knight of the Round Table
by
Lancelot Speed
Speed, Lancelot (1860-1931), "Prianius was christened, and made a duke and knight of the Round Table" from: The Legends of King Arthur and His Knights. 9th edition. Ed. Sir James Knowles, K. C. V. O. London; New York: Frederick Warne and Co., 1912.