21 results
- Digital Images
- Online
X-ray tube for therapeutic work. Cossor's first pattern.
- Digital Images
- Online
X-ray tube combined with a Villard valve.Circa 1900
- Digital Images
- Online
X-ray tube for therapeutic work.
- Digital Images
- Online
X-ray tubes. Modified version of the Coolidge tube. G.R. Doglass insert tube (water-cooled) tube.
- Digital Images
- Online
Crookes' type discharge tubes
- Digital Images
- Online
Ring-shaped anode, first special type of tube for x-rays.
- Digital Images
- Online
X-ray tube a later version of the Coolidge X-ray tube. (10 k.w. heavy anode tube [air-cooled] by Philips. Heat is carried away from the target by a heavy block of copper and the metal fins.
- Digital Images
- Online
Discharge tubes for experiments on effects of cathode rays
- Digital Images
- Online
Discharge tubes: aluminium disc cathode and rod anode
- Digital Images
- Online
Discharge tube with anode in shape of Maltese Cross
- Digital Images
- Online
Discharge tubes- various types of anode and cathode.
- Digital Images
- Online
Discharge tubes- various types of anode and cathode.
- Digital Images
- Online
Discharge tubes- various types of anode and cathode.
- Digital Images
- Online
Geissler tubes.
- Digital Images
- Online
Geissler tubes.
- Digital Images
- Online
Geissler tubes of complicated design.
- Digital Images
- Online
Geissler tubes of complicated design.
- Digital Images
- Online
Geissler tubes with complicated design.
- Digital Images
- Online
Geissler tubes with complicated design.
- Digital Images
- Online
Geissler tubes with a complicate design.
- Digital Images
- Online
Electricity in the Service of Medicine.