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History of Science Museum

Equinoctial Dial with Nocturnal, 15th Century?

Inventory Number 50896


Acknowledgement: © History of Science Museum, University of Oxford, inv.50896

Item type
Object
Provenance
Presented by Lewis Evans in 1924.
Primary inscriptions
Unsigned
Physical material
Brass
Object type
Equinoctial dial
Dimensions
Diameter: 34mm
Inventory No
50896
Accession Number
1924-0/part

Description

Brass circular case with a nocturnal on top of the lid of which one end acts as a catch for the lid; with inside case an hour ring divided into 18 parts and could be adjusted for latitude by placing the gnomon in a depression on the crossbar over the compass glass [now missing].