Curved plaques from BBC Valves



Curved plaques from BBC Valves

Four curved plaques from BBC equipment on Borough Hill. Two GEC. One Osram and one Marcon plate.

Image related to item 2013.017.3
Record number:2013.017.3
Simple name:bbc instruments
Classification term:broadcasting
Period:20th century, mid
Production information:Osram: GEC: Marconi