Conversation so far:
What happened a Tagore twilight years?
Fifteen new volumes appeared, among them prose-poem works Punashcha (1932), Shes Saptak (1935), and Patraput (1936).

Question: Which names are worth mentioning as a contribution to this part of his life?
Self-contained rewrite: Which names are worth mentioning as a contribution to the twilight years of Rabindranath Tagore's life?