Liber Noctis is a practical and experiential handbook of the sorcerous arte by English alchemist and sorceror Gary Nottingham.
It explores the attitudes, training and preparation required for success in ritual, and as the title suggests, does not shy away from the 'darker' aspects of magic.
Essential components of successful ritual such as the construction and empowering of magical tools, the hallowing of the compass points, protection, ritual timing and use of divination are all cov.