Homeopathic physicians who also had a profitable business marketing and selling their own line of patent medicines.
Business correspondence of homeopathic physicians Henry Barden and his son, William Wallace Barden, of Penn Yan, New York. The collection also contains personal corespondence to and from extended family members in New York State and the Midwest. The business correspondence contain orders for products, requests for medical advice, and testimonials from satisfied customers.
Barden Family Papers, 1820s-1930s, Archives Center, National Museum of American History