A Gregory & Co. pocket compensated barometer, with silvered dial and oxidised case -- 2in.(5cm.) diam. (lacks suspension ring); and a Short & Mason Magnapole marching compass (2)

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A Gregory & Co. pocket compensated barometer, with silvered dial and oxidised case -- 2in.(5cm.) diam. (lacks suspension ring); and a Short & Mason Magnapole marching compass (2)

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