Glass scientific instrument: Crookes maltese cross tube, Italy 1900.
Located in Milan, IT
Blown glass scientific instrument. An example of the Crookes tube with Maltese Cross, in chromed metal, a precursor to the cathode ray tube.
Metal
Highly Decorative Crookes Cathode Ray Deflecting Tube, circa, Italy, 1920
Located in Milan, IT
This peculiar Crookes tube, Cathode Ray Deflecting tube, was designed to demonstrate the action of deflection of a magnetic field to the electron beam, circa, Italy, 1920.
Metal
Crookes cathode ray tubes on stands
Located in Boston, MA
Sir William Crookes invented the vacuum cathode ray tube in 1875.
Metal