Lebanese American University
Gilbert and Rose-Marie Chagoury
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Dr. Zahi Hakim Museum
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Crookes Tubes
Cold Cathode
Air-Cooled Hot Cathode
Air-Cooled Hot Cathode – Protected
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Old Tube Heads
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Crookes Tubes
Pear Shaped Crookes Tube
Multi-Electrode Discharge Tube
Multi-Anodal Crookes Tube
Early Basic Type Crookes Tube
Crookes Deflection Effect Tube
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