TRIGLAV, a three-headed deity of the heathen Slavs, was literally named: from tri,"three," and glava, "head." Worship of him in the temple at Szczecin (Stettin), Pomerania, is attested by Herbord, Ebbo, and Monachus Prieflingensis, the three biographers of Otto, a twelfth-century bishop of Bamberg. According to Herbord, the image of Triglav at Szczecin had three heads joined to one another. Ebbo states that the image was of gold; Monachus Prieflingensis asserts that all three heads were silver-plated. Another idol of Triglav stood in the town of Wolin. Both images were destroyed by Otto.

No detailed description of the image of Triglav exists. One of the interesting features of this god is that he was connected with the number three. His idol stood on the largest of the three hills of Szczecin, and the black horse consecrated to him and used in divination was led thrice across nine...