Documents from Farwell’s involvement in the American Pharmaceutical Association, American Geographic Society, Botanical Society of America, Michigan Academy of Science, and the Detroit Institute of Science. Also included in this series are documents from Farwell’s work at Parke, Davis & Company in Detroit, notes and manuscripts relating to Farwell’s research of Michigan flora, and a binder with bulletins, reports, programs, and correspondence from the National Formulary Committee of the American Pharmaceutical Association.