The Yantra is a set of tantrik tools that consist of ‘power diagrams’, which let you embark on “the spiritual journey of return to the primordial center, and ultimately to perceive the unity of self and cosmos.” Here’re a few good books for Yantra enthusiasts.
1. Yantra, the Tantric Symbol of Cosmic Unity - Madhu Khanna
This study discusses all types of Yantras found in the Vedas and explains the concept of the sacred geometrical forms and the associated mantras, rituals, and meditation techniques. In sum, it’s an in-depth and analytical work covering almost all aspects of Yantra – from its application to temple architecture and sculpture to its traditional use in magic.
2. Talisman Magic: Yantra Squares for Tantric Divination
This is a kind of do-it-yourself book with a simple instructions to use the Yantra system. Written by Richard Webster, it's meant for the uninitiated who want to learn about Yantra in a jiffy, and lay their hands on the divinatory squares “to create charms and talismans for prosperity, luck” or just fun. Try it at home… but with caution!
3. Mantras, Yantras & Fabulous Gems: Healing Secrets of the Ancient Vedas
Howard M. Beckman brings out the three cornerstones of vibration healing as described in the ancient Vedas in this interesting study of sound vibration (mantra), sacred geometry (yantra), and gemstone therapy. Color photographs aid Beckman’s comprehensive text that will particularly appeal to the Western reader.