Barograph and barometer by Negretti & Zambra

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Description

Unusual oak-cased barograph and barometer by Negretti & Zambra, having five glazed removable lid. The mechanical eight-day movement is housed in the drum, fitted with a seven-day chart that covers one full rotation of the drum. The ink trace, or barogram, on the recording paper, is a visual record of changes in pressure. The aneroid barometer mechanism has twelve stacked vacuum capsules and utilises a gate suspension, with an unusual half-round barometer dial. The barograph having a glass ink bottle recessed into the case.
Dimensions
Height 8 Inches
Width 16.5 Inches
Depth 9.5 Inches
Date1900s : circa 1900 MakerNegretti & Zambra Codeas135a4842 Price £1275.00     1470.97     $1721.63    The price has been listed in British Pounds.
Conversion rates as of 5/JAN/2026.
Euro & Dollar prices will vary and should only be used as a guide.
Always confirm final price with dealer.
StatusFor Sale SellerShackladys Antiques Telephone01244 316394Non UK callers :+44 1244 316394 Emailshackantiques@aol.com

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