An oak cased farmers barometer thermometer, by Negretti & Zambra, circa 1865, with porcelain scales and a wet and dry bulb hygrometer, 96 cm high, Notes, see similar in Edwin Banfield, Barometers stick or Cistern Tube, Baros books, 1985, 1996, pp 132-133
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Industry Science & Technology: Barometers & thermometers