Collections : [University of Michigan Bentley Historical Library]

Professor of homoeopathic medicine at University of Michigan, mayor of Ann Arbor, Michigan, dean of the New York Homeopathic Medical College and director of Flower Hospital, New York City Commissioner of Public Health, and Democratic U. S. Senator from New York, 1923-1938. Personal and medical correspondence, speeches, scrapbooks containing food and health articles, photographs, and other papers concerning his medical and political interests. Correspondents include: Calvin Coolidge, Herbert Hoover, Eleanor Roosevelt, Franklin D. Roosevelt, and Alfred E. Smith.

The Royal Copeland collection, consisting primarily of correspondence, speeches and writings, scrapbooks, and articles, relates primarily to Copeland's medical career as professor of homeopathic medicine at the University of Michigan, dean of the New York Homeopathic Medical College and Flower Hospital, and New York City Commissioner of Public Health, and as United States Senator.

Lansing, Michigan businessman, founder of the Hudson Motor car Company, Secretary of Commerce in the Hoover Administration, leader of the "good roads movement" and the Lincoln Highway Association. Collection includes correspondence, speeches, business papers, clippings and scrapbooks and photographs.

The Roy D. Chapin papers include correspondence, speeches, articles, interviews, business papers, receipts, scrapbooks, photographs, and miscellaneous notes and files of Chapin's wife, and his biographer, John C. Long, concerning family matters, highway transportation, the automobile industry, general economic conditions, foreign trade, World War I, national defense, state and national politics, the Republican Party, and the University of Michigan. The collection also contains extensive papers concerning the Hudson Motor Car Company, including information on management policies, production, and labor organizing.