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Title: Mascall jump-trap, patented 1909 [Go to resource]
Description: Mascall jump-trap, patented 1909 License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Source: Science Museum Creator: Mascall (designer) Identifier: http://collectionsonline.nmsi.ac.uk/grab... Go to resource More Like this...
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