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A Table-Top Disk Barograph, English, c.1900, unsigned, mechanism mounted on a lacquered brass plate, with a wide 2 bellows aneroid stack with linkage to the pen arm, clockwork mechanism behind disk, all on a waxed oak base with a 2 compartment drawer containing circular papers and the key with glazed cover with beveled glass windows, 38cm wide Note clockwork runs well and arm moves
Negretti & Zambra Jordan Pattern 2 Week Recording Barograph, English, c.1900, the base plate engraved 'THE JORDAN BAROGRAPH REG'd DESIGN NO 62874' and NEGRETTI & ZAMBRA LONDON No. 30607', the barograph mounted on a large rectangular lacquerd brass base plate with the clockwork mechanism mounted in a rectangular box, to the left, driving the large cylinder via gearing at the base, with 8 bellow stack at the rear with linkage to the pen at the front, all under a polished oak case with beveled glass windows, width 42cm
RECORDING BAROGRAPH BY KELVIN BOTTOMLEY AND BAIRD LTD, CIRCA 1920 lacquered-brass movement with eight cell pressure drum, ivorine maker's plate, clockwork mechanism to drum and hinged glazed lid with drop handle to top, base with carved slider for spare pen arms, etc. -- 12½ x 6½in. (32 x 16.5cm.)Good overall condition, clockwork mechanism running at time of cataloguing
Englischer Barograph von Negretti & Zambra, um 1900London, Mahagonigehäuse, klappbares Oberteil mit 4 Säulen und 5 facettierten Glaspaneelen, 37 x 22 x 22 cm, Thermometer mit Fahrenheit- und Celsius-Skalen, 8 Aneroiddosen, 8-Tage-Federwerk, Sockel mit Schublade, mit Farbe und Papier. Start Price: EUR 350 Zustand: (2-3/2-3)English Aneroid Barograph by Negretti & Zambra, c. 1900London, mahogany case, hinged cover with 4 columns and 5 beveled glass panels, thermometer with Fahrenheit and Celsius scales, 8-tier vacuum chamber, 8-day spring movement, base with drawer, ink bottle and paper strips, 14 1/2 x 8 3/4 x 8 3/4 in. Start Price: EUR 350 Condition: (2-3/2-3)
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3425 item(s)/page