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Title: Parallel rule [Go to resource]
Description: Ebony parallel rule with brass fittings. No.546 with attached protractor Ex DI.88. caption: Parallel Rule Publisher: "http://collections.rmg.co.uk/" Rights holder: "Royal Museums Greenwich" Subjects: parallel rules Source: Royal Museums Greenwich Identifier: http://collections.rmg.co.uk/collections... Go to resource More Like this...
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