Brimar Radio Valve Type 6SN7GT, by Brimar, England, Mid 20th Century
Inventory Number: 14188
Date: Mid 20th Century
Maker Details: Signed by Brimar.
Inscription: "6SN7 / GT" printed on exterior surface of bulb. "BRIMAR / B.V.A. / MADE IN ENGLAND" etched into exterior surface of valve base.
Size: 75 mm in overall length (including base pins)
Materials: Glass, steel, plastic?, assorted metals.
Other Given Number(s): Christie's 216.
Double Triode Radio Valve (or Tube) Type 6SN7GT, in plain cardboard carton. Glass valve with black plastic? base, eight steel base pins, and one central black plastic? base pin. With BVA (British Radio Valve Manufacturers Association) stamp on valve surface.