Early x-ray room
Although the x-ray machine itself is not particularly interesting, obviously the whole setup is.

1930's Japanese dental X-ray machine
Although the poster claims this is fake, it looks perfectly genuine to me. Anyone care to clarify?

Vintage Shoe-Fitting X-Ray Machines
Hugely dangerous and now illegal.

1900 x-ray tube
The x-ray machine was little more than a tube containing a radioactive source.

1939 X-Ray movie camera

1938 Portable X-Ray Device

Car Tire X-ray machine

Antique Steampunk X-Ray Machine
Not sure what the model is, but its a world away from the aesthetic of current medical gear.

Antique Ritter X-Ray Machine
A device that looks like H. R. Geiger designed it for Alien