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Prismatic Compass, by Troughton & Simms, London, c. 1830

Inventory Number 53984

Acknowledgement: © History of Science Museum, University of Oxford, inv.53984

Subject
Compasses
Item type
Object
Provenance
Presented by the Royal Astronomical Society. Rev Richard Sheepshanks Presented by Miss Sheepshanks to the Royal Astronomical Society
Primary inscriptions
"TROUGHTON & SIMMS LONDON"
Physical material
Brass
etc
Object type
Compass
Dimensions
Height: 28mm Width: 100mm Weight: 0.25kg
Inventory No
53984
Accession Number
1931-6/48

Description

Pillbox body with screw socket beneath for mounting, printed green compass card beneath glazed upper surface, hinged prismatic near site withb two pivoted coirulat shades, hinged window far sight with hinged rectangular dark mirror, push-fit lid. Velvet-lined, red leather-covered, shaped case.

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