Victorian Carved Oak Admiral Fitzroys Storm Barometer by Negretti & Zambra Gilbert & Sons Benjamin Martin until his employer’s

Benjamin Martin until his employer’s bankruptcy and subsequent suicide in 1782

The ring is turned until a red arrow – that to the right of the segment marked “variable” – points to this normal pressure

the Gilbert family of Tower Hill carried a huge reputation

the Dollond’s had famously patented the achromatic couplet

Victorian Carved Oak Admiral Fitzroys Storm Barometer by Negretti & Zambra Gilbert & Sons Benjamin Martin until his employer’sFor sale a Victorian carved oak stick Admiral Fitzroys Storm Barometer by Negretti & Zambra, London. This superior example of its type is comprised of an oak body with a cistern cover richly ornamented with a central floral motif, chamfered and carved stem and a carved domed top supported by scroll pediments either side. The stem is adorned with a large 13 inch thermometer showing both Fahrenheit and Centigrade scales on an opaline glass with red and