Series consists of materials pertaining to Hanne’s lifelong work as a fitness instructor and innovator, especially in the field of women’s health and physical fitness. Hanne developed a range of workouts, stretches, and exercise methods, many of which she chronicled in essays, newspaper/magazine articles, and lectures. This series includes manuscripts, writing drafts, and clippings by Hanne and others related to the topic of health and fitness. In addition to her role a fitness pioneer in the early half of the 20th century, Hanne also worked as an instructor, personal trainer, and massage therapist. This series includes the client ledgers Hanne kept during her time in Europe and North America.