Military
- Atomic Bomb Casualty Commission: The Texas Medical Center Library Digital Commons – Contains the personal journal of Dr. William C. Moloney from his two years (1952-54) with the Atomic Bomb Casualty Commission in Japan
- Battle of Waterloo: Cambridge Digital Library – Military drill-books, manuscript letters, hand-coloured engravings, battlefield plans, printed mementos and tourist reminiscences of the Battle of Waterloo
- Blighty and Sea Pie: National Library of Scotland – Editions of two magazines published for Britain’s fighting forces between 1917 and 1919.
- British Military Lists: National Library of Scotland – Details of officers who served in the British army, navy, and air force during the First and Second World Wars.
- Circumstances of Death Registers, First World War: Library and Archives Canada
- Civil War Photographs: Cushing-Whitney Medical Library, Yale University – The collection is composed of enlarged photographs of individual soldiers who were treated at Harewood Hopsital in Washington D.C. during the Civil War. These images, some quite graphic, depict soldiers recovering from a variety of wounds, including gunshot wounds. The soldiers’ case histories and stories are included on the back of many of the photographs, although some remain anonymous
- Civil War Women: Digital Collections, Duke University Libraries – personal papers of women involved in the US Civil War
- Commonwealth War Graves Registers, First World War: Library and Archives Canada
- Florence Nightingale Museum – Online catalogue includes images of documents as well as objects with descriptions from the life Florence Nightingale.
- Hogenberg Engravings: Princeton University Digital Library – 155 engravings from the Geschichtsblätter (History Sheets) published between 1570 and 1610 by the Cologne printmakers and publishers Franz Hogenberg and his son Abraham on the subject of the Eighty Years War (1568–1648).
- Military Heritage: Library and Archives Canada – Records relating to Loyalists, the War of 1812, the Rebellions, the South African War, the First World War and the Second World War. The records include muster rolls, military service files, unit war diaries, medal registers, photographic collections, documentary art and posters, as well as published sources
- Military Maps: National Library of Scotland – Maps made specifically for military purposes, showing battles, lines of attack and defence, fortifications, enemy positions and wartime reconnaissance
- Propaganda—A Weapon of War: National Library of Scotland – British propaganda from the Second World War.
- Rolls of Honour: National Library of Scotland – Scottish listings of casualties and those who died on active service during the First World War.
- Royal Army Medical Corps: Wellcome Digital Collections – over 130,000 digitised pages of correspondence, reports, personal field diaries, memoirs, photographs and memorabilia from the Royal Army Medical Corps from the late 17th century to the Second World War
- Rutgers Oral History Archives – Over 32,000 pages of transcripts of oral history interviews with men and women who served in the Second World War, Korea, Vietnam, and the Cold War. Included in these interviews are men and women who served in medical branches of the military or went on to have careers in medicine
- Service files of members of the Canadian Expeditionary Force from the First World War: Library and Archives Canada
- Service files of the Royal Canadian Navy, 1910-1941: Library and Archives Canada
- Service Files of the Second World War – War Dead, 1939-1947: Library and Archives Canada
- The Florence Nightingale Digitization Project: An International Digital Collaborative (The Florence Nightingale Museum, Boston University, The Royal College of Nursing, Wellcome Library) – Collaborative database consisting of almost 1900 letters handwritten or narrated by Florence Nightingale. Letters cover topics such as patient care, hospital design, infection control and other subjects.
- The Public Health Film Goes to War: National Library of Medicine
- United States Civil War: Huntington Digital Library – Photographs, printed materials, and objects focused on items created 1861-1865, but also including materials dating from the lead up to the war and to postwar reminiscences or compilations
- Veterans Death Cards: First World War: Library and Archives Canada
- We Remember Database: Great War Centenary Association of Brantford, Brant County, and Six Nations – A database of the war records of the more than 5,000 men and women from Brantford, Brant County, and the Six Nations who served during the First World War
- World War I, 1914-1918: National Library of Medicine – Training manuals, Red Cross lectures, and other documents from the United States during the First World War