Your search for "ancient" revealed the following:

Murals of Tira-Sujanpur (An Old and Rare Book)

Rituals (Doctrine of Devotion and Sacrifices in Sakta Cult)

Modern Perspectives on Vedanta (Proceedings of The 20th International Congress of Vedanta)

Path of Fire and Light (Advanced Practices of Yoga)

The Bhagavad Gita: A Sublime Hymn of Dialectics Composed by the Antique Sage Bard Vyasa

The Lord’s Lay: The Bhagavad Gita (On The Breath in Everybody’s Life)

The Bhagavata Purana (5 Volumes)

The Yoga-System of Patanjali

The Indic Scripts (Palaeographic and Linguistic Prespectives)

The Epic Beautiful: An English Verse Rendering of the Sundara Kanda of the Ramayana of Valmiki - An Old and Rare Book

Pracyabodha - Indian Archaeology And Tradition (Professor T. P. Verma Festschrift) (Set of 2 Volumes)

Reimagining Asoka (Memory and History)

The Renovation of Folktales (By Five Modern Bengali Writers)

Rahim Seab Sopori- Makers of Indian Literature

Wonders of Sultanante India (Set of 2 Volumes)

Temple Achitecture of Orissa

Unfolding the Veil of Mystery: VAASTU (The Art of Science of Living)

Indian Etymologists and Their Etymologies

Renunciation, Reform and Women in Swaminarayan Hinduism

Travels to the Western World of Hiuen-Tsiang (The Early Life of Hiuen Tsiang and His Travels in the Western World)