Triangular Quadrant, Possibly by John Browne, London, 17th Century

Subject: Navigation; Quadrants
Item type: Object
Makers: John Browne
Provenance: Presented by The Linnean Society, London, in 2007, per Dr Arthur MacGregor, Department of Antiquities, Ashmolean Museum.
Physical material: Wood; copper alloy
Object type: Quadrant
Dimensions: Height: 18mm Width: 1530mm Depth: 60mm Weight: 850g
Inventory No: 10035
Accession Number: 2007-1

Description

A wooden triangular quadrant for making calculations and measurements, with incised markings and inscriptions.