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bulb gallery

Incandescent:
C
carbon
WD
drawn tungsten
WC
coiled tungsten
WM
mini tungsten
WS
pressed tung.
FG
figural bulbs
XL
christmas
XS
christmas sets
T
tantalum

Discharge:
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helium lamps
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argon lamps
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xenon lamps
MA
mercury
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fluorescent
MS
special mercury

Hardware:
F
fuses
FX
fixtures
PF
plugs & fittings
SA
sockets
SW
switches

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S.Slabyhoudek
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Fort Myers, FL.
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sw0004  

 

 
history and origins
 
Manufacturer / Brand Name
Unknown

Country of Origin
Unknown

Factory Location

Date of Manufacture
ca.1910
 
electrical attributes
 
Voltage

Wattage / Candle Power

Amperage

 

physical attributes
 
Envelope
1.52" DIA.
Atmosphere


Finish / Color
Wood
Filament

 
Base
-
 
 
comments
  Early drop switches such as this one were often used to summon the servants to attend to the needs of those people wealthy enough to have an annunciator (call box) in their home. This momentary contact switch is made of wood.