Skip to content
History of Science Museum

Perpetual Calendar

Inventory Number 11500


Acknowledgement: © History of Science Museum, University of Oxford, inv.11500

Subject
Calendars
Item type
Object
Primary inscriptions
ALMANAC PERPETUAL / THE NIGHT / THE DAY / SUNSET / SUNRISE
Physical material
copper alloy
Object type
Calendar
Dimensions
Diameter: 25mm Depth: 4mm
Inventory No
11500

Description

Disc shaped perpetual calendar. Days of the week inscribed on one face with viewing window to the proper left side of inscription. Inscription with viewing windows to the other face.