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History of Science Museum

Mercury Type Artificial Horizon, by Cary & Co, London, Late 19th Century

Inventory Number 43757


Acknowledgement: © History of Science Museum, University of Oxford, inv.43757

Item type
Object
Makers
Cary & Co
Provenance
Not ascertained. Used by Admiral C.E. Monro in China. Brass plaque on lid: "C>E> MONRO R.N.".
Primary inscriptions
"CARY & Co.,/ (HENRY PORTER)/ OPTICIANS & SCIENTIFIC INSTRUMENT MAKERS,/ TO THE ADMIRALTY, &C./ 7, PALL MALL, LONDON, S.W./ LATE OF 181, STRAND, W.C./ ESTABLISHED 1765/ TWO DOORS EAST FROM WATERLOO PLACE,/ OPTICIANS TO THE ROYAL LONDON OPTHALMIC HOSPITAL"
Physical material
Wood
Copper Alloy
Iron
Glass
Object type
Artificial horizon
Dimensions
Height: 202mm Width: 205mm Depth: 120mm
Inventory No
43757
Accession Number
1927-26

Description

Iron tray with bright surface (and traces of mercury), black-finished copper alloy prism-shaped cover, wooden bottle with ivory top of mercury, and a circular copper alloy bubble level, all in a mahogany case. The case also contains a simple funnel made from a piece of chart showing the Pahang River.