Author:
Publisher:Nehru Science Centre-National Council of Science Museums, Mumbai
Copyright:2009
Author: Mayhew, Arthur
Publisher:Faber and Gwyer, London
Copyright:1925
Author: Prasad, Bimal
Publisher:Manohar Publishers and Distributors, New Delhi
Copyright:2009
Author: Karim, Abdul
Publisher:Oriental Printers and Publishers, Calcutta
Copyright:1924
Author:
Publisher:National Archives of India, New Delhi
Copyright:2009
Author: Mukherjee, Mridula
Publisher:Jawaharlal Nehru Memorial Fund, New Delhi
Copyright:2009