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Title: Model of Duplex escapement [Go to resource]
Description: Model of Duplex escapement as employed in the early Waterbury watches, mounted in mahogany base with glass dome License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: model
spring-driven watch mechanism
duplex escapementSource: Science Museum Identifier: http://collectionsonline.nmsi.ac.uk/grab... Go to resource More Like this...
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