Gitanjali is a book of 157 poems written in Bengali language. It has been translated in many languages by many writers. Its a book of Song ?? Offerings. Its from this book where India derived its National Anthem name ’JANA GANA MANA’. Initially it was 5 stanza long but was shortened to 1 stanza only. Rabindranath Tagore won a Nobel Prize of literature for this ??book on Nov 14, 1913.