""Dewitt Miller: A Biographical Sketch"" is a book written by Leon Henry Vincent in 1912. The book is a detailed account of the life of Dewitt Miller, an American author, lecturer, and philosopher. The biography covers Miller's childhood, education, and professional career, including his work as a lecturer and writer. The book also explores Miller's beliefs and philosophy, including his ideas on spirituality, nature, and the meaning of life. Vincent...