Firodia awardsThe H K Firodia memorial Foundation will present its H.K. Firodia awards to Dr R Chidambaran, chairman of the Atomic Energy Commission and secretary of the Department of Atomic Energy, and Dr. Satinderkumar Sika, director of Solid State and Spectroscopy group and head of the High Pressure Physics Division at the Bhabha Atomic Research Centre on October 6, in recognition of their exemplary contribution to science and technology.The awards will be presented by Dr Raja Ramanna, Rajya Sabha member and former chairman of Atomic Energy commission, at a function in Balgandharva auditorium at 6.30 p.m.Blood needed`B' NEGATIVE blood is urgently needed for the wife of havaldar Surat Singh (a serving soldier) who is to undergo open heart surgery. Volunteers should immediately contact the Armed Forces Medical College blood bank, telephone 673290 extension 6038 or 6037.DNB interviewsThe interview for D.N.B. resident posts will beheld in dean's chamber at B. J. Medical College at 11 a.m. on September 29. Details can be had from the post-graduate section of the college.Urban conservationCyrus Guzder and Rahul Malhotra, well-known campaigners of urban conservation from Mumbai, will deliver the Parisar annual lecture on September 25. The lecture, accompanied by slides, will be held at 6.30 p.m. at the National Film Archive of India. The function is open to all.