- Albertus Haller2
- Alcool de menthe de ricqles2
- Alexander H. Stevens, M.D2
- Alfred Noble2
- Alibert2
- Alka-Seltzer2
- Allegheny County Institution District John J. Kane Hospital2
- Allentown Hospital, Allentown, Pa2
- Ambulances- Horsedrawn: Attendants placing wounded into ambulance2
- Ambulances: Front view2
- Ambulances: General view of ambulances and supply warehouse2
- Ambulances: Rear view of ambulance2
- American College of Surgeons- Library2
- Amsterdam, St. Olofssteeg2
- An interior view of the Prescription Department of the Corner Drug Store2
- Ancon Hospital (French), Ancon, Canal Zone: Exterior view- Middle Terrace Wards2
- Ancon Hospital (French), Ancon, Canal Zone: Exterior view- Quarters of Sisters of St. Vincent de Paul2
- Ancon Hospital (French), Ancon, Canal Zone: Exterior view- Wards2
- Andral2
- Andreas Ottomar Goelicke2