An early 19th-Century French brass surveying clinometer-level,

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An early 19th-Century French brass surveying clinometer-level,
signed on the frame Pixii à Paris, with engraved quadrant scale, adjustable bubble level, hinged and supported on a fruitwood base -- 5½in. (14cm.) long, inscribed A.C.P.L. 159-13-2-D

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