Dr. Asa Bean was a physician with 114th Ohio Volunteers during the Civil War. Primarily correspondence between members of the Bean family during Civil War.

Attorney and President of the American Bar Association. Subjectfiles, speeches, and correspondence.

Real estate and insurance agent. Correspondence, pamphlets, clippings, etc. relating to his interest in conservative politics and health measures.

Neurosurgeon and book collector specializing in rare medical books. These papers primarily concern Dr. Martin's association with the University of Iowa. The establishment of the John Martin Rare Book Room and the donation of his collection of rare medical books is well documented with correspondence, clippings, brochures, etc. Some autobiographical sketches are included along with records of Dr. Martin's military service.

Holograph forms and forms from the Smithsonian Institution and War Department. Also includes United States War Department, Office of the Chief Signal Officer's monthly summaries of voluntary observers' meteorological reports from various locations in Iowa.

Photojournalist and writer who lived with Cuna Indians on the San Blas Islands to learn their culture and traditions.

Maryland physician. Diary includes his observations on the Civil War and politics, farming, and medicine.