A 19th-Century oxidised-brass "Birams" anemometer,
A 19th-Century oxidised-brass "Birams" anemometer,

Details
A 19th-Century oxidised-brass "Birams" anemometer,
the silvered dial signed Newton 3, Fleet St., London No. 1063, with blued-steel finely modelled needle hands, rotation stop to the ten aluminium-bladed impeller, the 6-inch frame with suspension loop, recording chart and manufacturer's trade label, in mahogany case -- 6.7/8in. (17.5cm.) wide

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