Barograph – Large Pattern Negretti & Zambra, London c.1900 (1 of 3)
Barograph – Large Pattern Negretti & Zambra, London c.1900 (2 of 3)
Barograph – Large Pattern Negretti & Zambra, London c.1900 (3 of 3)
Richard Twort
Richard Twort is located in Weston-super-Mare, UK

Barograph – Large Pattern Negretti & Zambra, London c.1900

REF: LA125580
£1700
€1909
$2321
Description
A rare, large pattern barograph by renowned makers, Negretti & Zambra of London. Probable from a club or public school. A set of ten diaphragms operates the movement & records on to a 5” deep chart enabling the small changes in pressure to be identified. A mercury filled thermometer is fitted to the lacquered brass base. The rich oak glass case has a hinged lid & a chart drawer to the base.

measurements

Width:
440 MM
Depth:
255 MM

declaration

Richard Twort has clarified that the Barograph – Large Pattern Negretti & Zambra, London c.1900 (LA125580) is genuinely of the period declared with the date/period of manufacture being c.1900

additional info

Material:
Origin:
English
Date of Manufacture:
c.1900

delivery

Please contact Richard Twort for delivery of this item.

location

This Barograph – Large Pattern Negretti & Zambra, London c.1900 is located in Weston-super-Mare, UK

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