Your search for "ancient" revealed the following:

Vedic Hymns: Hymns to the Maruts, Rudra, Vayu, Vata and Angi Mandalas I-V (Set of 2 Volumes)

Astrology (A Science or Myth)

Dana: Reciprocity and Patronage in Buddhism

तत्वचिन्तामणिः : Tattva Cintamani (Beginning with Upadhi and ending with Badha)

The Hymns of Sankara (Shankaracharya)

The Hymns of Sankara (Shankaracharya)(An Old Book)

Let Us Learn Gurmukhi - Book I [An Easy Primer for Gurmukhi Learning]

Sangeet Aaradhana Part-1 Prarambhik and Praveshika Pratham (Learn Music- Practical and Theory)

The History of Bengal (Set of 2 Volumes)

Dreams – As Foreshadows of the Future, Mirrored in Fantasies of the Presents, And Fixations of the Past

Astanga Hridaya of Vagbhata (Set of 3 Volumes)

Sastriya Sangita and Music Culture of Bengal Through the Ages (Set of 2 Volumes)

Prehistoric, Mythological And Legendary Links Sri Lanka - India

Sri Dandayudhapani Swamy Temple Complex at Palani and Origin and Development of Muruka Worship in South India- A Comprehensive Cultural Study

श्रीदुर्गासप्तशती- Facets of Shri Chandi-Nava Durga (Mystic Glory of Devi Mahatmya)

Medicinal Plants of India- With Special Reference to Ayurveda

New Age Public Relations (An Indian Perspective)

Solutions to Modern Problems in Vedas

Current Issues in Archaeology

Hinduism and Its Development