- Alexandra Victoria, Princess, consort of Prince August Wilhelm of Prussia, 1887-1957.1
- Alexandra, Empress, consort of Nicholas II, Emperor of Russia, 1872-1918.3
- Alexandra, Queen, consort of Edward VII, King of Great Britain, 1844-1925.2
- Algeria1
- Allied Health Personnel1
- Almshouses1
- Ambulances8
- Ambulatory Care3
- Ambulatory Care Facilities1
- American Ambulance Hospital.1
- American Civil War3
- American National Red Cross.10
- Ammonia -- therapeutic use1
- Amputees1
- Anesthesia, Dental1
- Angelica Jacket Company.1
- Anniversaries and Special Events3
- Anti-Infective Agents, Local -- therapeutic use1
- Anticonvulsants1
- Antihypertensive Agents1