Home › Authors › Society for the Promotion of Researches into the Zorostrian Religion. 👤 Society for the Promotion of Researches into the Zorostrian Religion. 1 book Books by Society for the Promotion of Researches into the Zorostrian Religion. Report of the proceedings of t Report of the proceedings of the Society for the Promotion of Researches into the Zorostrian Religion, 1267-68-1272-73 A.Y., 1898-99-1903-04 A.C 1909