Artificial horizon, roof, mercury

Description

Artificial horizon, mercury roof horizon, black-lacquered cast iron trough, brass-framed roof-shaped cover, iron bottle and funnel for mercury, in fitted wooden carrying box, signed and made by Negretti and Zambra of London, c. 1860

Museum reference

T.1987.153

Collection

History of Science

Object name

Artificial horizon, roof, mercury

Production information

Negretti & Zambra, Instrument maker
London, England, Northern Europe

Date

c. 1860

Materials

Cast iron, Brass, Glass, Iron, Mercury, Iron, Wood

Associations

Negretti, Henry, 1818 - 1879
Zambra, Joseph, 1822 - 1897
Retailer: John Lilley and Son
Leith Nautical College Collection
London (Fenchurch Street, 9 London Street), England, Northern Europe

References

Clifton, Directory, 168, 198