Solar dial from Horstmann patent clockwork street light controller

Made:
1904-1910 in United Kingdom
Solar dial from Horstmann patent clockwork street light

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Solar dial from Horstmann patent clockwork street light
Science Museum Group
© The Board of Trustees of the Science Museum

Solar dial from Horstmann patent clockwork street light controller, Horstmann, British, 1904-1910.

Details

Category:
Time Measurement
Object Number:
1938-139
Materials:
aluminium, brass (copper, zinc alloy) and steel
Measurements:
overall: 25 mm 75 mm, .07kg
type:
timer and solar dial street lamp controller
credit:
Horstmann Gear Company Ltd.