Date of Birth: 
About P. Thankappan Nair
- Parameswaran Thankappan Nair or P.
- Thankappan Nair (born 30 April 1933), as he is better-known, is an independent researcher, historian and Malayali author based in Calcutta, India, who has written extensively on Calcutta's history in the English language.
- He has published 61 books, with 62nd book titled "Gandhiji in Kolkata" to be published soon.
Read more at Wikipedia