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Ediswan Radio Valve Type ATP4 With Carton, by Ediswan, London, Mid 20th Century

preview image for Ediswan Radio Valve Type ATP4 With Carton, by Ediswan, London, Mid 20th Century
Inventory Number: 22414
Object Type:
Place Created: London United Kingdom (England) Europe
Accession Number: 2004-9/256
Brief Description: Ediswan Radio Valve (or Tube) Type ATP4, in red, black, white and black printed cardboard carton. Glass valve with single steel top cap, black plastic? base, nine steel base pins, and one central black plastic? base pin. Possibly one steel pin missing. With BVA (British Radio Valve Manufacturers Association) logo stamp on carton exterior.
Primary Inscriptions: "EDISWAN / RADIO VALVE" printed on front of carton surface.
Provenance: Presented by the Marconi Corporation.
Collection Group: Marconi Collection
Material(s): Glass
steel
plastic?
assorted metals.
Cardboard
Dimensions:
Height Width Depth Diameter Unit
110 40 mm

Narratives

Image with multimedia irn 35390Image with multimedia irn 35391Image with multimedia irn 35392Image with multimedia irn 35393

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