- Mann, Wendell E., author7
- Mayo Aero Medical Unit, author.7
- United States. Surgeon-General's Office.7
- Knapp, Frederick Newman, 1821-18896
- Shelley, Walter B. (Walter Brown), 1917-2009, author6
- Lawson, Glasselle S., author5
- United States. Army. Department of Texas.5
- United States. Army. Department of the Gulf (1862-1865)5
- United States. President (1861-1865 : Lincoln)5
- Brackett, Frederick S. (Frederick Sumner), 1896-1988, author4
- Kirkpatrick, Charles M., author4
- United States. Navy Department. Bureau of Medicine and Surgery, author.4
- Army Mutual Aid Association, author.3
- Confederate States of America. War Department.3
- Golden, Howard, (Of Armored Medical Research Laboratory (U.S.)), author3
- Gordon, John Everett, author3
- Library of Congress. Legislative Reference Service, compiler, issuing body.3
- Mitchell, S. Weir (Silas Weir), 1829-1914 author3
- Swigert, Theodore C., author3
- United States Sanitary Commission. Cincinnati Branch.3