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Clock Variations
Big Ben Style 4 Chime Alarm Governor Variations
Westclox Big Ben Style 4 Chime Alarm Governor Variations
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The first examples have a fiber gear driving a fan fly. Later examples have a brass gear driving a centrifugal governor.
Alarm Governor Fiber Gear and Fan Fly:
A fiber gear drives a fan fly. Used from the beginning through ca. mid-1936.
Alarm Governor Brass Gear and Centrifugal Governor.:
A brass gear drives a centrifugal governor. Used starting ca. mid-1936.
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