Shree Duttatreya Tantra Pryog is a Hindi spiritual guide that explores the ancient tantric practices and rituals associated with Lord Dattatreya, believed to be the combined form of Brahma, Vishnu, and Mahesh. The book offers practical tantra experimentations (tantra prayog) and simple instructions for rituals and upasana (worship) aimed at addressing life’s challenges through sacred methods. It presents lore and philosophical insights into Dattatreya’s teachings, emphasizing his role as a great yogi and world teacher whose practices can aid seekers in overcoming difficulties. Written in accessible Hindi, the text is intended for general readers and practitioners interested in tantra, devotion, and spiritual practices. Published by Manoj Publications, the book spans around 200 pages and blends mythology, ritual guidance, and tantric wisdom for devotional and practical use.