The sources explore various aspects of astrology and related esoteric practices. Sepharial's "Kabala of Numbers" focuses on numerological interpretations of planetary influences and their relationship to human characteristics and events. Tojo's "Introduction to Mithra's Esoteric Astrology" details a system of astrology drawing upon Japanese, Chinese, Iranian, and Hellenistic sources, emphasizing a connection to Mithraic cosmology. Bernart's "Astrological Birthday Book" provides personality descriptions and predictions based on birth dates. Libra's "Astrology, Its Technics and Ethics" explains the principles and techniques of Western astrology, including the use of planetary positions, aspects, and houses to understand and interpret human experiences. Jyotisha Bharati and Bhar's "Notes On The Signs of The Zodiac" outlines the astrological significance of the zodiac signs and their associated characteristics. "The Complete Guide to Tarot" explores the symbolism and interpretations of the Tarot, using the Marseille deck as a primary example. "You and Your Birth Chart" analyzes the principles of astrology and explains how planetary placements can reflect aspects of personality and life experiences. Lilly's "Guide for Astrologers" provides a collection of astrological rules and considerations for interpreting horoscopes. Heng Ser Guan's "The Mathematics of Astrology" examines the theoretical and mathematical underpinnings of astrology, questioning some traditional assumptions and exploring the concept of house division.