Volume probably unrelated to the Testament of Hali.
According to the Encyclopedia CthulhianaEdit
"Book by the famous prophet translated by the medium E.S. Bayrolles. The Revelations were later published by the Golden Goblin Press of New York in 1913. Although a copy is kept at Miskatonic University, nothing is known of its contents." It featured in the story Typo by Michael D Winkle. The third edition of the Encyclopedia Cthulhiana indicates it consists of hymns by a being of Carcosa named Hoseib Alar Robardin.