X-ray tube with tungsten anti-cathode, aluminium cathode and asbestos vacuum regulator, American,1915
1910-1920
X-ray tube with aluminium cathode
X-ray tube, circa 1900 by Cox
1896-1905
Glass X-ray tube
Glass X-ray tube
X-ray tube
1897-1898
X-ray tube, 1896
1896
Potash regulated X-ray tube, England, 1897-1907
1897-1907
Crookes tube, England, 1874-1900
1874-1900
Jackson type X-ray tube, United Kingdom, 1896
1896
X-ray tube with aluminium anode
Crookes discharge tube
X-ray tube
X-ray tube
X-ray tube
X-ray tube
1896-1905
Glass X-ray tube with anode, cathode, and anticathode
Glass X-ray tube
X-ray tube
1906-1915
Glass X-ray tube, fitted with regulator
X-ray tube with aluminium anode and cathode and regulating device
1914-1925
X-ray tube
Gas X-ray tube with anticathode and regulator by Watson and Sons (Electro-Medical) Ltd.
1915-1925
Gas X-ray tube with anticathode and regulator
1915-1925
Gas rectifier tube
1910-1928
Glass X-ray tube
1895-1900
Crookes discharge tube
X-ray tube
Glass X-ray tube
1885-1910
Glass X-ray tube
X-ray tube
1897
Glass X-ray tube with regulator and water cooled anticathode
1900