- "Telefunken EVN94" Electron Tube, 1914 onward...
- Large Russian Transmitting Tube...
- "Philips MA4-600" Transmitter Triode, c. 1948...
- "Lieben-Röhre" Electron Tube, c. 1990...
- Funke Type RPG 4/3 Tube Tester, 1943...
- "Philips PB3-1000" Transmitter Tube, c. 1960...
- "Marconi MR4" Rectifier Tube, c. 1925...
- "Tungsram OQQ 150/3000" Transmitter Triode Va...
- Seddig Electronic Valve Triode, 1917...
- SIF Type A 4-S Transmitting Triode, c. 1935...
- "Mullard TYS4-500" Transmitting Triode, c. 19...
- 7 Early French Radio Tubes, c. 1925...
- Thyratron Valve, c. 1970...
- "Marconi MT12A" Transmitter Tube, c. 1930...
- "Marconi T.400 MA" Transmitter Tube, c. 1930...
- Rare "Seddig RIW, Würzburg" Triode, 1916...
- "Philips SM" TX-Triode, c. 1924...
- Group of Rare Audio Tubes...
- 2 "Siemens G4004" Electron Tubes...
- 29 Electron Tubes...
- Approx. 40 Electron Tubes...
- "Huth LE213" Triode, c. 1920...
- Approx. 40 Electron Tubes...
- Telefunken EVE173 Valve, 1917...
- 6 Audio Tubes...
- Tube Tester by Bittorf & Funke, 1935...
- Approx. 165 Electron Tubes...
- 4 "Telefunken RGN2004" Rectifier Tubes, c. 19...
- 2 Loewe Multiple-Tubes, c. 1930...
- Approx. 200 Electron Tubes...
- Tube Measuring and Testing Set Neuberger RPM ...
- Interesting Group of Early Electron Tubes, 19...
- 4 Electron Tubes...
- 3 Transmitter Tubes, 1930 onwards...
- 4 "Telefunken RE 134" Triode Tubes...
- 3 "RCA 5692" Dual Triodes, 1962...
- 3 Telefunken RS242 Power Triodes...
- 2 "Telefunken RV258" Power Amplifier Tubes, c...
- 6 Rare Triode Tubes, c. 1925...
- Triodes and Receiver Tubes...
- Neuberger Type RP 270 Tube Tester, c. 1950...
- Approx. 125 Electron Tubes...
- "Telefunken RGN" Rectifier Tube...
- De Forest Audion 445 Electron Tube, c. 1930...
- Standard Telephone and Cables Ltd. Transmitti...
- 5 Triode Tubes, c. 1927...
- 4 Telefunken Type RE Triodes, c. 1925...
- More than 250 Electron Tubes...
- Transmitting and Rectifier Tubes...
- 4 Transmitting Tubes and 1 Tuning Condenser, ...
- 6 Transmitter and Rectifier Tubes...
- Group of English and American Electron Tubes...
- 2 Early Triode Tubes...
- 2 Early Triode Tubes...
- "Telefunken RE604" Power Amplifier Triode, c....
- "Philips Z3" Transmission Power Triode, c. 19...
- "SH 32" Transmitting Tube, c. 1930...
- Electron Tubes and Resistances...
- Funke Tube Tester Type W10, 1936...
- Group of Triodes and Pentodes...
- 2 Telefunken Transmitting Tubes, c. 1925...
- Approx. 70 American Electron Tubes...
- 11 Philips Triodes and 1 Pentode, c. 1925...
- Group of Electron Tubes...
- 10 Transmitting Tubes...
- "Huth RE50" Triode, c. 1921...
- American, Swiss and Nixie Tubes...
- 19 Early Philips Electron Triode Tubes, 1922...
- Interesting Group of Electron Tubes, 1916 onw...
- Group of Interesting Electron Tubes...
- About 110 Electron Tubes...
- Group of "Magic Eye Tubes"...
- Group of Electron Tubes for Military Use...
- 2 Telefunken Triodes, c. 1920...
- Tube Tester and Transformer...
- 2 German Tube Testers...
- Electron Tubes, Rectifiers and Capacitor...
- 9 Triodes, Pentodes and Tetrodes, c. 1928...
- Approx. 130 Electron Tubes...
- Approx. 100 Electron Tubes...
- 4 Transmitting and 2 Traveling Wave Tubes...
- 3 Tube Testers...
- Approx. 500 Electron Tubes...
- Group of Electron Tubes and Electronic Compon...
- 4 Triple Triodes Loewe 3NFW, c. 1929...
- "Telefunken RE71" Triode, c. 1923...
- Approx. 85 Electron Tubes...
- Display Collection of Tube Types...
- Approx. 110 Electron Tubes...
- Approx. 170 Electron Tubes...
- Approx. 180 Electron Tubes...
- Group of Electron Tubes...