Surat (Gujarat) , June 8: Ami Patel, a Bharatnatyam maestro, and Shilp Maitri, in league with the Sangeet Natak Academy, Gandhinagar, cataloged an exquisite study hall and an astonishing extravaganza of Kathak archives from Shri Tribhuwan Maharaj, who is the 9th generation of lucknow Gharana, Grandson of Padmavibhushan Shri Birju Maharaj and Son & Disciple