A 19th-Century brass American-pattern surveyor's compass dial,

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A 19th-Century brass American-pattern surveyor's compass dial,
signed on the silvered compass rose B. Pike & Sons, 166, Broadway, N.Y., the horizontal circle divided in four quadrants, with finely modelled blued-steel edge-bar needle with jewelled cap on pivot, the shaped limb with bubble-level, azimuth scale divided 25°-0°-25°, with vernier scale, tangent-screw fine adjustment and twin fixed sights, the limb engraved at one end Presented by B.H. Howell & W.L. Helfenstein to Kimber Cleaver. Engineer, with ball-and-socket staff mounting -- 15.3/4in. (40cm.) long

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