Bapu: Conversations and Correspondence with Mahatma Gandhi is an autobiographical description of F. Mary Barr's relationship and interactions with Mahatma Gandhi, whom she refers to as Bapu (father). Several of Gandhi's letters to the author, originally an English missionary in India, are included in full. The book was originally published in India in 1949. A revised edition was published in India in 1956. The book has been reviewed in several magazines,and discussed in other books.