On the Mysteries of the Egyptians, Chaldeans, and Assyrians in Bloomington, MN

On the Mysteries of the Egyptians, Chaldeans, and Assyrians, also known as the Theurgia and under its abbreviated Latin title De Mysteriis Aegyptiorum, is a work of Neoplatonic philosophy primarily concerned with ritual and theurgy and attributed to Iamblichus.