"Dorothy Payne, Quakeress: A Side-Light Upon the Career of 'Dolly' Madison" by Ella Kent Barnard is a biographical sketch that provides insights into the life of Dorothy Payne, also known as Dolly Madison, the wife of President James Madison. The book is a reprint from the "American Historical Register" of May 1895 and is part of the Project Gutenberg collection. It offers a glimpse into the life of a prominent figure in American history, focusing on her early years, her Quaker upbringing, and her role as a socialite and First Lady.