The Golden Bough: A Study in Magic and Religion /These books scandalized the british audience when first published, as it among other things compared the story of Christ with other religions, it was a great influence on both creative and esoteric/magical thinking of the day  (Wiki) (2 bind version book)

Brother of the third degree /A fictional story about a love, the illuminati and how to transform Europe (Whole book)

What is Voudooism?​, these two late 18th century texts gives insight in "public" views. (New Orleans Supersitions) and (The Last of the Voudoos) 

Left handed vs right handed path, the two opposing(?) approaches to magic (Wiki)

A recording of a famous medium at work, spiritualism (Youtube)

Victorian Spiritualism (Short text)