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History of Science Museum

Equinoctial Ring Dial with Quadrant, by Dollond, London, Early 19th Century

Inventory Number 48606


Acknowledgement: © History of Science Museum, University of Oxford, inv.48606

Item type
Object
Makers
Dollond
Provenance
Not ascertained.
Primary inscriptions
"Dollond London".
Physical material
Brass and silvered brass
Object type
Equinoctial ring dial
Dimensions
Diameter: 155mm
Inventory No
48606

Description

Brass with silvered hour-scale, calibrated for both Northern and Southern latitudes, and reverse of meridian scale with quadrant of degrees.