Movement with "maintaining power" arrangement

Movement by Duncan, no

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Movement by Duncan, no
Science Museum Group
© The Board of Trustees of the Science Museum

Movement by Duncan, no.2023, with a special "maintaining power" arrangement. (The maintaining power wheel is below the main wheel, and the catch is beneath the dial)

Details

Category:
Time Measurement
Object Number:
1920-562
type:
movement - clockwork
credit:
Mrs J Williamson and Bruno Roberts