|
1.
|
Black and white photograph of a technician removing an exposed film from an x-ray machine.
20th century |
Still image |
Historical Image Collection |
|
|
2.
|
Black and white photograph of an x-ray showing the location of three heart-valves in a patient, pre-operative and post-operative views.
Still image |
Historical Image Collection |
|
|
3.
|
Black and white photograph of an x-ray showing the location of three heart-valves in a post-operative patient.
Still image |
Historical Image Collection |
|
