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History of Science Museum

Bloud-Type Magnetic Azimuth Dial, by Charles Bloud, Dieppe, c. 1660

Inventory Number 42610


Acknowledgement: © History of Science Museum, University of Oxford, inv.42610

Subject
Sundials
Item type
Object
Provenance
Not ascertained
Primary inscriptions
"Fair Par Charles Bloud ADieppe" engraved on perpetual calendar.
Object type
Magnetic dial
Dimensions
Height: 81mm Width: 72mm Depth: 15mm
Inventory No
42610
Accession Number
1957-84/234

Description

1a universal equinoctial and polar dials; 1b combined lunar volvelle and southern part of equinoctial dial, and latitude scale; 2a horizontal string-gnomon dial and magnetic azimuth dial with printed card incorporating latitude list; 2b perpetual calendar volvelle.