Jason Clarke Antiques has dated this piece to the Victorian era.
Negretti & Zambra were a leading name in the production of meteorological and scientific instruments and have a company history dating back to the mid nineteenth century. They exhibited at British industrial fairs throughout and became makers to both Queen Victoria and Edward VII.
Jason Clarke Antiques has dated this piece to the Victorian era.
You can view the stock and full dealer information on the Jason Clarke Antiques Profile Page