Gamigin is a marquis of hell, and commands 130,000 lesser demons, or more. He has the power of necromancy, and can summons soul that drowned in the ocean, for sure-fire interrogation. He appears as a horse or a man. Image: karkemish00 on Deviant Art, CC-BY-NC-ND
Alchemist and Magician Edward Kelly, in the act of invoking a spirit of the dead at the churchyard of Walton Ledale, from “The book of black magic and of pacts” by A.E. Waite, 1898. The companion in the circle is likely Paul Waring, who helped him with all of his conjurations.