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Image
Has Image
1
Non-Commercial Use
1
Category
Radio Communication
9
Electronic Components
1
Maker
Benjamin Electric Limited
1
Edison & Swan United Electric Light Company
1
Ferranti Limited
1
Lissen Limited
1
Lotus
1
Lotus Radio
1
Telsen Electric Company Limited
1
Object type
valve base
10
Place
England
2
England, United Kingdom
2
United Kingdom
2
Birmingham
1
Birmingham, Borough of Birmingham, West Midlands, England, United Kingdom
1
Material
metal (unknown)
9
plastic (unidentified)
8
Date
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To
filter
B7G valve base with P.T.F.E. insulation
Ediswan valve base
Ediswan valve base
circa 1900s
Valve base
Valve base
Lissen valve base
Lissen valve base
circa 1920s-1930s
Benjamin valve base
Benjamin valve base
circa 1920s
Valve base
Valve base
Valve base
Valve base
Lotus valve base
Lotus valve base
Telsen Electric Company valve base
Telsen valve base
circa 1920s-1930s
Ferranti valve base
Ferranti valve base
circa 1900s