Sylvania 6AH6 Vacuum Tube NOS In Original Open Box

Sylvania Electronic Tube 6AX4GTB Open Box Not Tested

OEM VINTAGE ELECTRONIC TUBE SYLVANIA 6AH6

SYLVANIA 6AH6 Audio Electronic Vintage Radio TV Valve HAM Vacuum NOS Tubes

OEM VINTAGE ELECTRONIC TUBE SYLVANIA 6AH6

6J4 Electron Tube Sylvania Collins Radio Company PKD 7-55 Not Tested

OEM VINTAGE ELECTRONIC TUBE SYLVANIA 6AH6

11FY7 Sylvania ECG Electronic Vacuum Radio Tube ~ Tested with Original Box