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History of Science Museum

Equinoctial Ring Dial with Quadrant, by Thomas Simson, English, 1719

Inventory Number 55439


Acknowledgement: © History of Science Museum, University of Oxford, inv.55439

Item type
Object
Provenance
Presented by Lewis Evans in 1924.
Primary inscriptions
"Tho Simson 1719".
Physical material
Brass; tinned box
Object type
Equinoctial ring dial
Dimensions
Diameter: 105mm
Inventory No
55439
Accession Number
1924-0/part

Description

Brass, with quadrant of degrees on reverse of meridian ring, in tinned metal box possibly of later date.