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History of Science Museum

Horary Quadrant, English, 17th Century

Inventory Number 45309


Acknowledgement: © History of Science Museum, University of Oxford, inv.45309

Item type
Object
Provenance
Billmeir Collection
Primary inscriptions
Unsigned
Physical material
Cu alloy
Silk fibre
Object type
Quadrant
Dimensions
Diameter: 114mm Depth: 10mm
Inventory No
45309
Accession Number
1957-84/193

Description

Horary quadrant rotating universal projection (Gemma-type) with index arm at origin of latitude scale. Two fixed pinhole sights and heart-shaped plumb bob on reverse. Suspension ring.