Born in Chicago in 1871, Marion was one of the first licensed female architects in the world and is considered one of the original members of the Prairie School of architecture. In 1895, Marion began working for Frank Lloyd Wright and became famous for her watercolor and ink renderings of buildings and landscapes. Marion later married a co-worker. She and her husband went on to establish their own firm and worked on many award-winning projects in the US and Australia. After a long career, Marion was known as one of the greatest delineators of the architectural field.