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Title: Model railway compensating signal lever, scale 1:8, patented [Go to resource]
Description: Model railway compensating signal lever, scale 1:8, patented by Mr. J. Stevens in 1859. License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: model signal lever Source: Science Museum Identifier: http://collectionsonline.nmsi.ac.uk/grab... Go to resource More Like this...
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