A Chinese boxwood diptych dial, with twin inclining dials, two pin gnomon, with central compass box, inscribed with red and black Chinese characters, on rectangular plinth base with twin graduated ladder scales - 6in.(15.2cm)wide; and a 6¼inch diam. Chinese geomancers compass with central compass box, inscribed with red and black lettering, in a square boxwood surround - 7½in.(19.1cm)wide (2)

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A Chinese boxwood diptych dial, with twin inclining dials, two pin gnomon, with central compass box, inscribed with red and black Chinese characters, on rectangular plinth base with twin graduated ladder scales - 6in.(15.2cm)wide; and a 6¼inch diam. Chinese geomancers compass with central compass box, inscribed with red and black lettering, in a square boxwood surround - 7½in.(19.1cm)wide (2)

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