In this book the reader will find the Master Key to Self-Realization that is in the form of the methodical teaching of Shri Siddharameshwar Maharaj about Self-Knowledge and realization of Final Reality. The teaching contained in this text reflects the clear and direct language that was used by Shri Siddharameshwar Maharaj and that has been similarly used for expressing non-dual Vedanta teachings passed down through the ages. The spiritual instruction contained in this book provides the reader with solid foundation for understanding the teachings of Shri Ranjit Maharaj and Shri Nisargadatta Maharaj, and other great Masters such as Shri Ramana Maharshi, Shri Adi Shankaracharya, and Saint Shri Samartha Ramdas among others. This 'Master Key' empowers the spiritual aspirant to verify and understand for oneself the timeless essence of non-dual wisdom. (108 Pages)