Secretary to Science Advisory Council to the Prime Minister: Appointment and relinquishing of position - (:unkn) unknown (My University, 2026)
Feb 4, 1986: Cabinet Secretariat resolution of appointment of V Siddhartha; Jun 11, 1986: Relinquishing of position; includes letters of appreciation from SAC-PM member, Jayant Narlikar, Roddam Narasimha, C.N.R. Rao, newspaper clippings about relinquishing of position. Note from V Siddhartha, from Secretariat of Scientific Advisor to Ministry of Defence.