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History of Science Museum

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

Inventory Number 51567


Acknowledgement: © History of Science Museum, University of Oxford, inv.51567

Subject
Sundials
Item type
Object
Provenance
Not ascertained
Primary inscriptions
"Jacques Senecal ADieppe fecit" engraved on perpetual calendar disc.
Object type
Magnetic dial
Dimensions
Height: 84mm Width: 79mm Depth: 16mm
Inventory No
51567
Accession Number
1957-84/235

Description

1a universal equinoctial dial; 1b lunar volvelle and latitude scale; 2a horizontal string-gnomon dial and magnetic azimuth dial with printed compass card incorporating a latitude table; 2b perpetual calendar on calendar disc.