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History of Science Museum

Equinoctial Dial, by Johann Willebrand, Augsburg, Early 18th Century

Inventory Number 39018


Acknowledgement: © History of Science Museum, University of Oxford, inv.39018

Subject
Sundials
Item type
Object
Provenance
Presented by J. A. Billmeir with his collection.
Primary inscriptions
"Johann Willebrand, in Augspurg".
Object type
Equinoctial dial
Dimensions
Diameter: 58mm
Inventory No
39018
Accession Number
1957-84/100

Description

Augsburg type, silver eight-sided base, with compass dial with degree scale around rrim and pin beneath base which allows the dial to be set to the correct magnetic deviation; gilt inclinometer and plumbob with traces of gilt, gilt hinged quadrant and silver hour ring secured inside a gilt ring. In octagonal leather case with red velvet lining and silver disc in lid with names of towns and their latitudes.