Lot 697
A collection of rare early valves including a Cosmos piptop, Philips 1807, Mazda AC/SG, Cossor Stentor 2, Pen23, Neutron, Adey HLC210, Osram U16, Majestic G80, Osram DEL210, Marconi HL?, Europa AC/L, ONYX, Marconi L2/B, Marconi HL210 and others all continuity tested (no other test performed) SOLD £20