2x used knob with grub screw.
Eddystone Radio Receiver EC10 MK2 Knob - F141
EDDYSTONE All World TWO Radio Receiver crystal controlled cw transmitter
Eddystone S640 Radio Receiver -- untested
EDDYSTONE Marine 659/670 Radio Receiver
Eddystone Military Issue R213 ZA54611 770R Radio Receiver
Eddystone Communications Receiver Radio Catalogue - EO15
